65525892 has 12 divisors (see below), whose sum is σ = 152893776. Its totient is φ = 21841960.

The previous prime is 65525857. The next prime is 65525897. The reversal of 65525892 is 29852556.

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (65525897) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2730234 + ... + 2730257.

It is an arithmetic number, because the mean of its divisors is an integer number (12741148).

Almost surely, 2^65525892 is an apocalyptic number.

It is an amenable number.

65525892 is an abundant number, since it is smaller than the sum of its proper divisors (87367884).

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

65525892 is a wasteful number, since it uses less digits than its factorization.

65525892 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5460498 (or 5460496 counting only the distinct ones).

The product of its digits is 216000, while the sum is 42.

The square root of 65525892 is about 8094.8064831718. The cubic root of 65525892 is about 403.1540069026.

The spelling of 65525892 in words is "sixty-five million, five hundred twenty-five thousand, eight hundred ninety-two".