25401712 has 40 divisors (see below), whose sum is σ = 56497376. Its totient is φ = 10838016.

The previous prime is 25401671. The next prime is 25401713. The reversal of 25401712 is 21710452.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25401713) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37408 + ... + 38080.

Almost surely, 2^25401712 is an apocalyptic number.

It is an amenable number.

25401712 is an abundant number, since it is smaller than the sum of its proper divisors (31095664).

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

25401712 is a wasteful number, since it uses less digits than its factorization.

25401712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1025 (or 1019 counting only the distinct ones).

The product of its (nonzero) digits is 560, while the sum is 22.

The square root of 25401712 is about 5040.0111110989. The cubic root of 25401712 is about 293.9596100437.

The spelling of 25401712 in words is "twenty-five million, four hundred one thousand, seven hundred twelve".