764619464 has 64 divisors (see below), whose sum is σ = 1730826240. Its totient is φ = 309718080.

The previous prime is 764619463. The next prime is 764619497. The reversal of 764619464 is 464916467.

It is not an unprimeable number, because it can be changed into a prime (764619463) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 69527 + ... + 79769.

It is an arithmetic number, because the mean of its divisors is an integer number (27044160).

Almost surely, 2^764619464 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 764619464, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (865413120).

764619464 is an abundant number, since it is smaller than the sum of its proper divisors (966206776).

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

764619464 is a wasteful number, since it uses less digits than its factorization.

764619464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10330 (or 10326 counting only the distinct ones).

The product of its digits is 870912, while the sum is 47.

The square root of 764619464 is about 27651.7533621288. The cubic root of 764619464 is about 914.4257553252.

The spelling of 764619464 in words is "seven hundred sixty-four million, six hundred nineteen thousand, four hundred sixty-four".