25765776 has 105 divisors (see below), whose sum is σ = 76473931. Its totient is φ = 8405856.

The previous prime is 25765763. The next prime is 25765777. The reversal of 25765776 is 67756752.

The square root of 25765776 is 5076.

It is a perfect power (a square), and thus also a powerful number.

25765776 is a `hidden beast` number, since 2 + 5 + 76 + 577 + 6 = 666.

It is a Duffinian number.

Its product of digits (617400) is a multiple of the sum of its prime factors (120).

It is not an unprimeable number, because it can be changed into a prime (25765777) by changing a digit.

It is a polite number, since it can be written in 20 ways as a sum of consecutive naturals, for example, 548185 + ... + 548231.

Almost surely, 2^25765776 is an apocalyptic number.

25765776 is the 5076-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 25765776

25765776 is an abundant number, since it is smaller than the sum of its proper divisors (50708155).

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

25765776 is an frugal number, since it uses more digits than its factorization.

25765776 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 120 (or 52 counting only the distinct ones).

The product of its digits is 617400, while the sum is 45.

The cubic root of 25765776 is about 295.3573224482.

The spelling of 25765776 in words is "twenty-five million, seven hundred sixty-five thousand, seven hundred seventy-six".