65290692 has 12 divisors (see below), whose sum is σ = 152344976. Its totient is φ = 21763560.

The previous prime is 65290691. The next prime is 65290697. The reversal of 65290692 is 29609256.

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

It is a self number, because there is not a number n which added to its sum of digits gives 65290692.

It is not an unprimeable number, because it can be changed into a prime (65290691) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2720434 + ... + 2720457.

Almost surely, 2^65290692 is an apocalyptic number.

It is an amenable number.

65290692 is an abundant number, since it is smaller than the sum of its proper divisors (87054284).

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

65290692 is a wasteful number, since it uses less digits than its factorization.

65290692 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5440898 (or 5440896 counting only the distinct ones).

The product of its (nonzero) digits is 58320, while the sum is 39.

The square root of 65290692 is about 8080.2655896944. The cubic root of 65290692 is about 402.6710654876.

The spelling of 65290692 in words is "sixty-five million, two hundred ninety thousand, six hundred ninety-two".