25773960 has 32 divisors (see below), whose sum is σ = 77322240. Its totient is φ = 6873024.

The previous prime is 25773959. The next prime is 25773971. The reversal of 25773960 is 6937752.

It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 107272 + ... + 107511.

It is an arithmetic number, because the mean of its divisors is an integer number (2416320).

Almost surely, 2^25773960 is an apocalyptic number.

25773960 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

25773960 is an abundant number, since it is smaller than the sum of its proper divisors (51548280).

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

25773960 is a wasteful number, since it uses less digits than its factorization.

25773960 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 214797 (or 214793 counting only the distinct ones).

The product of its (nonzero) digits is 79380, while the sum is 39.

The square root of 25773960 is about 5076.8060825681. The cubic root of 25773960 is about 295.3885906500.

The spelling of 25773960 in words is "twenty-five million, seven hundred seventy-three thousand, nine hundred sixty".