25621352 has 8 divisors (see below), whose sum is σ = 48040050. Its totient is φ = 12810672.

The previous prime is 25621339. The next prime is 25621369. The reversal of 25621352 is 25312652.

It can be written as a sum of positive squares in only one way, i.e., 24068836 + 1552516 = 4906^2 + 1246^2 .

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

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 1601327 + ... + 1601342.

Almost surely, 2^25621352 is an apocalyptic number.

It is an amenable number.

25621352 is a deficient number, since it is larger than the sum of its proper divisors (22418698).

25621352 is a wasteful number, since it uses less digits than its factorization.

25621352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3202675 (or 3202671 counting only the distinct ones).

The product of its digits is 3600, while the sum is 26.

The square root of 25621352 is about 5061.7538462474. The cubic root of 25621352 is about 294.8044361216.

The spelling of 25621352 in words is "twenty-five million, six hundred twenty-one thousand, three hundred fifty-two".