764268464 has 80 divisors (see below), whose sum is σ = 1598707200. Its totient is φ = 352864512.

The previous prime is 764268437. The next prime is 764268467. The reversal of 764268464 is 464862467.

It is not an unprimeable number, because it can be changed into a prime (764268467) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3197657 + ... + 3197895.

It is an arithmetic number, because the mean of its divisors is an integer number (19983840).

Almost surely, 2^764268464 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 764268464, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (799353600).

764268464 is an abundant number, since it is smaller than the sum of its proper divisors (834438736).

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

764268464 is a wasteful number, since it uses less digits than its factorization.

764268464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 490 (or 484 counting only the distinct ones).

The product of its digits is 1548288, while the sum is 47.

The square root of 764268464 is about 27645.4058389455. The cubic root of 764268464 is about 914.2858109561.

The spelling of 764268464 in words is "seven hundred sixty-four million, two hundred sixty-eight thousand, four hundred sixty-four".