25017672 has 32 divisors (see below), whose sum is σ = 62808480. Its totient is φ = 8304000.

The previous prime is 25017653. The next prime is 25017679. The reversal of 25017672 is 27671052.

It is a Smith number, since the sum of its digits (30) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (25017679) 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, 3948 + ... + 8100.

It is an arithmetic number, because the mean of its divisors is an integer number (1962765).

Almost surely, 2^25017672 is an apocalyptic number.

It is an amenable number.

25017672 is an abundant number, since it is smaller than the sum of its proper divisors (37790808).

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

25017672 is a wasteful number, since it uses less digits than its factorization.

25017672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4413 (or 4409 counting only the distinct ones).

The product of its (nonzero) digits is 5880, while the sum is 30.

The square root of 25017672 is about 5001.7668878107. The cubic root of 25017672 is about 292.4706552488.

The spelling of 25017672 in words is "twenty-five million, seventeen thousand, six hundred seventy-two".