65047564 has 12 divisors (see below), whose sum is σ = 119824600. Its totient is φ = 30811968.

The previous prime is 65047537. The next prime is 65047601. The reversal of 65047564 is 46574056.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 427869 + ... + 428020.

Almost surely, 2^65047564 is an apocalyptic number.

It is an amenable number.

65047564 is a deficient number, since it is larger than the sum of its proper divisors (54777036).

65047564 is a wasteful number, since it uses less digits than its factorization.

65047564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 855912 (or 855910 counting only the distinct ones).

The product of its (nonzero) digits is 100800, while the sum is 37.

The square root of 65047564 is about 8065.2070029231. The cubic root of 65047564 is about 402.1706246649.

The spelling of 65047564 in words is "sixty-five million, forty-seven thousand, five hundred sixty-four".