764362013 has 4 divisors (see below), whose sum is σ = 797595168. Its totient is φ = 731128860.

The previous prime is 764361991. The next prime is 764362031. The reversal of 764362013 is 310263467.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-764362013 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (764362033) 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, 16616543 + ... + 16616588.

It is an arithmetic number, because the mean of its divisors is an integer number (199398792).

Almost surely, 2^764362013 is an apocalyptic number.

It is an amenable number.

764362013 is a deficient number, since it is larger than the sum of its proper divisors (33233155).

764362013 is a wasteful number, since it uses less digits than its factorization.

764362013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33233154.

The product of its (nonzero) digits is 18144, while the sum is 32.

The square root of 764362013 is about 27647.0977319501. The cubic root of 764362013 is about 914.3231133081.

The spelling of 764362013 in words is "seven hundred sixty-four million, three hundred sixty-two thousand, thirteen".