25016984 has 8 divisors (see below), whose sum is σ = 46906860. Its totient is φ = 12508488.

The previous prime is 25016983. The next prime is 25016987. The reversal of 25016984 is 48961052.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25016983) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1563554 + ... + 1563569.

Almost surely, 2^25016984 is an apocalyptic number.

It is an amenable number.

25016984 is a deficient number, since it is larger than the sum of its proper divisors (21889876).

25016984 is a wasteful number, since it uses less digits than its factorization.

25016984 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3127129 (or 3127125 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 35.

The square root of 25016984 is about 5001.6981116417. The cubic root of 25016984 is about 292.4679741886.

The spelling of 25016984 in words is "twenty-five million, sixteen thousand, nine hundred eighty-four".