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BaseRepresentation
bin111101000111000001010
310202201211112
413220320022
51003034232
6110530322
723010011
oct7507012
93681745
102002442
111148512
128069a2
135515a0
143a1a78
152984b2
hex1e8e0a

2002442 has 8 divisors (see below), whose sum is σ = 3234756. Its totient is φ = 924192.

The previous prime is 2002417. The next prime is 2002453. The reversal of 2002442 is 2442002.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1985281 + 17161 = 1409^2 + 131^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

2002442 is a modest number, since divided by 2442 gives 2 as remainder.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 38483 + ... + 38534.

22002442 is an apocalyptic number.

2002442 is a deficient number, since it is larger than the sum of its proper divisors (1232314).

2002442 is a wasteful number, since it uses less digits than its factorization.

2002442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77032.

The product of its (nonzero) digits is 128, while the sum is 14.

The square root of 2002442 is about 1415.0766763678. The cubic root of 2002442 is about 126.0433629199.

Adding to 2002442 its reverse (2442002), we get a palindrome (4444444).

The spelling of 2002442 in words is "two million, two thousand, four hundred forty-two".

Divisors: 1 2 13 26 77017 154034 1001221 2002442