25770364 has 6 divisors (see below), whose sum is σ = 45098144. Its totient is φ = 12885180.

The previous prime is 25770359. The next prime is 25770377. The reversal of 25770364 is 46307752.

It is a happy number.

It is a super-2 number, since 2×25770364² = 1328223321384992, which contains 22 as substring.

It is a congruent number.

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, 3221292 + ... + 3221299.

Almost surely, 2^25770364 is an apocalyptic number.

It is an amenable number.

25770364 is a deficient number, since it is larger than the sum of its proper divisors (19327780).

25770364 is a wasteful number, since it uses less digits than its factorization.

25770364 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6442595 (or 6442593 counting only the distinct ones).

The product of its (nonzero) digits is 35280, while the sum is 34.

The square root of 25770364 is about 5076.4519105375. The cubic root of 25770364 is about 295.3748524070.

The spelling of 25770364 in words is "twenty-five million, seven hundred seventy thousand, three hundred sixty-four".