65764132 has 24 divisors (see below), whose sum is σ = 131846400. Its totient is φ = 28116480.

The previous prime is 65764121. The next prime is 65764163. The reversal of 65764132 is 23146756.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9957 + ... + 15187.

It is an arithmetic number, because the mean of its divisors is an integer number (5493600).

Almost surely, 2^65764132 is an apocalyptic number.

It is an amenable number.

65764132 is an abundant number, since it is smaller than the sum of its proper divisors (66082268).

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

65764132 is a wasteful number, since it uses less digits than its factorization.

65764132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5691 (or 5689 counting only the distinct ones).

The product of its digits is 30240, while the sum is 34.

The square root of 65764132 is about 8109.5087397450. The cubic root of 65764132 is about 403.6420136976.

The spelling of 65764132 in words is "sixty-five million, seven hundred sixty-four thousand, one hundred thirty-two".