764013 has 8 divisors (see below), whose sum is σ = 1046368. Its totient is φ = 495504.

The previous prime is 764011. The next prime is 764017. The reversal of 764013 is 310467.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 764013 - 2¹ = 764011 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (764011) 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 7 ways as a sum of consecutive naturals, for example, 3331 + ... + 3552.

It is an arithmetic number, because the mean of its divisors is an integer number (130796).

2⁷⁶⁴⁰¹³ is an apocalyptic number.

It is an amenable number.

764013 is a deficient number, since it is larger than the sum of its proper divisors (282355).

764013 is a wasteful number, since it uses less digits than its factorization.

764013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6923.

The product of its (nonzero) digits is 504, while the sum is 21.

The square root of 764013 is about 874.0783717722. The cubic root of 764013 is about 91.4183930029.

The spelling of 764013 in words is "seven hundred sixty-four thousand, thirteen".