15425012 has 6 divisors (see below), whose sum is σ = 26993778. Its totient is φ = 7712504.

The previous prime is 15424993. The next prime is 15425027. The reversal of 15425012 is 21052451.

It can be written as a sum of positive squares in only one way, i.e., 8317456 + 7107556 = 2884^2 + 2666^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1928123 + ... + 1928130.

It is an arithmetic number, because the mean of its divisors is an integer number (4498963).

Almost surely, 2^15425012 is an apocalyptic number.

It is an amenable number.

15425012 is a deficient number, since it is larger than the sum of its proper divisors (11568766).

15425012 is a wasteful number, since it uses less digits than its factorization.

15425012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3856257 (or 3856255 counting only the distinct ones).

The product of its (nonzero) digits is 400, while the sum is 20.

The square root of 15425012 is about 3927.4689050329. The cubic root of 15425012 is about 248.9288141320.

Adding to 15425012 its reverse (21052451), we get a palindrome (36477463).

The spelling of 15425012 in words is "fifteen million, four hundred twenty-five thousand, twelve".