25057650 has 24 divisors (see below), whose sum is σ = 62143344. Its totient is φ = 6682000.

The previous prime is 25057639. The next prime is 25057651. The reversal of 25057650 is 5675052.

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

It is a Harshad number since it is a multiple of its sum of digits (30).

It is not an unprimeable number, because it can be changed into a prime (25057651) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 83376 + ... + 83675.

It is an arithmetic number, because the mean of its divisors is an integer number (2589306).

Almost surely, 2^25057650 is an apocalyptic number.

25057650 is an abundant number, since it is smaller than the sum of its proper divisors (37085694).

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

25057650 is a wasteful number, since it uses less digits than its factorization.

25057650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 167066 (or 167061 counting only the distinct ones).

The product of its (nonzero) digits is 10500, while the sum is 30.

The square root of 25057650 is about 5005.7616803040. The cubic root of 25057650 is about 292.6263607740.

The spelling of 25057650 in words is "twenty-five million, fifty-seven thousand, six hundred fifty".