25465776 has 80 divisors (see below), whose sum is σ = 79161600. Its totient is φ = 6891264.

The previous prime is 25465751. The next prime is 25465841. The reversal of 25465776 is 67756452.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4390 + ... + 8378.

It is an arithmetic number, because the mean of its divisors is an integer number (989520).

Almost surely, 2^25465776 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 25465776, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (39580800).

25465776 is an abundant number, since it is smaller than the sum of its proper divisors (53695824).

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

25465776 is a wasteful number, since it uses less digits than its factorization.

25465776 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4026 (or 4020 counting only the distinct ones).

The product of its digits is 352800, while the sum is 42.

The square root of 25465776 is about 5046.3626504642. The cubic root of 25465776 is about 294.2065280304.

The spelling of 25465776 in words is "twenty-five million, four hundred sixty-five thousand, seven hundred seventy-six".