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2474660 = 225123733
BaseRepresentation
bin1001011100001010100100
311122201121002
421130022210
51113142120
6125012432
730014516
oct11341244
94581532
102474660
111440281
129b4118
136884c6
14485bb6
1533d375
hex25c2a4

2474660 has 12 divisors (see below), whose sum is σ = 5196828. Its totient is φ = 989856.

The previous prime is 2474651. The next prime is 2474663. The reversal of 2474660 is 664742.

It can be written as a sum of positive squares in 2 ways, for example, as 1478656 + 996004 = 1216^2 + 998^2 .

It is a super-2 number, since 2×24746602 = 12247884231200, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2474663) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 61847 + ... + 61886.

It is an arithmetic number, because the mean of its divisors is an integer number (433069).

22474660 is an apocalyptic number.

2474660 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2474660 is an abundant number, since it is smaller than the sum of its proper divisors (2722168).

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

2474660 is a wasteful number, since it uses less digits than its factorization.

2474660 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 123742 (or 123740 counting only the distinct ones).

The product of its (nonzero) digits is 8064, while the sum is 29.

The square root of 2474660 is about 1573.1052094504. The cubic root of 2474660 is about 135.2607671234.

The spelling of 2474660 in words is "two million, four hundred seventy-four thousand, six hundred sixty".

Divisors: 1 2 4 5 10 20 123733 247466 494932 618665 1237330 2474660