25153572 has 24 divisors (see below), whose sum is σ = 59143392. Its totient is φ = 8320000.

The previous prime is 25153571. The next prime is 25153573. The reversal of 25153572 is 27535152.

It is an interprime number because it is at equal distance from previous prime (25153571) and next prime (25153573).

It is not an unprimeable number, because it can be changed into a prime (25153571) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6429 + ... + 9572.

It is an arithmetic number, because the mean of its divisors is an integer number (2464308).

Almost surely, 2^25153572 is an apocalyptic number.

It is an amenable number.

25153572 is an abundant number, since it is smaller than the sum of its proper divisors (33989820).

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

25153572 is a wasteful number, since it uses less digits than its factorization.

25153572 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16139 (or 16137 counting only the distinct ones).

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

The square root of 25153572 is about 5015.3336878018. Note that the first 3 decimals coincide. The cubic root of 25153572 is about 292.9992816827. Note that the first 3 decimals are identical.

The spelling of 25153572 in words is "twenty-five million, one hundred fifty-three thousand, five hundred seventy-two".