764133144 has 32 divisors (see below), whose sum is σ = 1950981120. Its totient is φ = 249291296.

The previous prime is 764133143. The next prime is 764133173. The reversal of 764133144 is 441331467.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (764133143) 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 7 ways as a sum of consecutive naturals, for example, 337584 + ... + 339839.

It is an arithmetic number, because the mean of its divisors is an integer number (60968160).

Almost surely, 2^764133144 is an apocalyptic number.

It is an amenable number.

764133144 is an abundant number, since it is smaller than the sum of its proper divisors (1186847976).

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

764133144 is a wasteful number, since it uses less digits than its factorization.

764133144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 677479 (or 677475 counting only the distinct ones).

The product of its digits is 24192, while the sum is 33.

The square root of 764133144 is about 27642.9583076776. The cubic root of 764133144 is about 914.2318471705.

The spelling of 764133144 in words is "seven hundred sixty-four million, one hundred thirty-three thousand, one hundred forty-four".