25255012 has 24 divisors (see below), whose sum is σ = 46372032. Its totient is φ = 12012000.

The previous prime is 25255003. The next prime is 25255019. The reversal of 25255012 is 21055252.

It is a super-2 number, since 2×25255012² = 1275631262240288, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (25255019) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18762 + ... + 20062.

It is an arithmetic number, because the mean of its divisors is an integer number (1932168).

Almost surely, 2^25255012 is an apocalyptic number.

It is an amenable number.

25255012 is a deficient number, since it is larger than the sum of its proper divisors (21117020).

25255012 is a wasteful number, since it uses less digits than its factorization.

25255012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1539 (or 1537 counting only the distinct ones).

The product of its (nonzero) digits is 1000, while the sum is 22.

The square root of 25255012 is about 5025.4364984546. The cubic root of 25255012 is about 293.3926251816.

The spelling of 25255012 in words is "twenty-five million, two hundred fifty-five thousand, twelve".