65436525 has 96 divisors (see below), whose sum is σ = 149990400. Its totient is φ = 27172800.

The previous prime is 65436439. The next prime is 65436563. The reversal of 65436525 is 52563456.

It is a happy number.

It is not a de Polignac number, because 65436525 - 2⁹ = 65436013 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is a self number, because there is not a number n which added to its sum of digits gives 65436525.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 51346 + ... + 52604.

It is an arithmetic number, because the mean of its divisors is an integer number (1562400).

Almost surely, 2^65436525 is an apocalyptic number.

It is an amenable number.

65436525 is an abundant number, since it is smaller than the sum of its proper divisors (84553875).

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

65436525 is a wasteful number, since it uses less digits than its factorization.

65436525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1296 (or 1285 counting only the distinct ones).

The product of its digits is 108000, while the sum is 36.

The square root of 65436525 is about 8089.2845789971. The cubic root of 65436525 is about 402.9706439876.

The spelling of 65436525 in words is "sixty-five million, four hundred thirty-six thousand, five hundred twenty-five".