25345312 has 12 divisors (see below), whose sum is σ = 49898646. Its totient is φ = 12672640.

The previous prime is 25345303. The next prime is 25345349. The reversal of 25345312 is 21354352.

It can be written as a sum of positive squares in only one way, i.e., 18974736 + 6370576 = 4356^2 + 2524^2 .

It is a hoax number, since the sum of its digits (25) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 395989 + ... + 396052.

Almost surely, 2^25345312 is an apocalyptic number.

It is an amenable number.

25345312 is a deficient number, since it is larger than the sum of its proper divisors (24553334).

25345312 is an equidigital number, since it uses as much as digits as its factorization.

25345312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 792051 (or 792043 counting only the distinct ones).

The product of its digits is 3600, while the sum is 25.

The square root of 25345312 is about 5034.4127760842. The cubic root of 25345312 is about 293.7418870854.

Adding to 25345312 its reverse (21354352), we get a palindrome (46699664).

The spelling of 25345312 in words is "twenty-five million, three hundred forty-five thousand, three hundred twelve".