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2424402 = 2323672
BaseRepresentation
bin1001001111111001010010
311120011122200
421033321102
51110040102
6123544030
726415141
oct11177122
94504580
102424402
111406542
1298b016
1366b676
14471758
1532d51c
hex24fe52

2424402 has 18 divisors (see below), whose sum is σ = 5267223. Its totient is φ = 805932.

The previous prime is 2424391. The next prime is 2424427. The reversal of 2424402 is 2044242.

Multipling 2424402 by its sum of digits (18), we get a square (43639236 = 66062).

2424402 divided by its sum of digits (18) gives a square (134689 = 3672).

Multipling 2424402 by its product of nonzero digits (512), we get a square (1241293824 = 352322).

Adding to 2424402 its reverse (2044242), we get a palindrome (4468644).

Multipling 2424402 by its reverse (2044242), we get a square (4956064393284 = 22262222).

It can be written as a sum of positive squares in only one way, i.e., 1212201 + 1212201 = 1101^2 + 1101^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is an ABA number since it can be written as A⋅BA, here for A=2, B=1101.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 6423 + ... + 6789.

22424402 is an apocalyptic number.

2424402 is an abundant number, since it is smaller than the sum of its proper divisors (2842821).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2424402 is an equidigital number, since it uses as much as digits as its factorization.

2424402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 742 (or 372 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 18.

The square root of 2424402 is about 1557.0491321728. The cubic root of 2424402 is about 134.3388247312.

The spelling of 2424402 in words is "two million, four hundred twenty-four thousand, four hundred two".