25400376 has 48 divisors (see below), whose sum is σ = 69343560. Its totient is φ = 8399040.

The previous prime is 25400371. The next prime is 25400387. The reversal of 25400376 is 67300452.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25400371) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8086 + ... + 10778.

Almost surely, 2^25400376 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 25400376, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (34671780).

25400376 is an abundant number, since it is smaller than the sum of its proper divisors (43943184).

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

25400376 is a wasteful number, since it uses less digits than its factorization.

25400376 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2836 (or 2829 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 27.

The square root of 25400376 is about 5039.8785699657. The cubic root of 25400376 is about 293.9544563632.

The spelling of 25400376 in words is "twenty-five million, four hundred thousand, three hundred seventy-six".