764070633 has 12 divisors (see below), whose sum is σ = 1118777140. Its totient is φ = 502402176.

The previous prime is 764070611. The next prime is 764070647. The reversal of 764070633 is 336070467.

764070633 is a `hidden beast` number, since 7 + 640 + 7 + 0 + 6 + 3 + 3 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 195105024 + 568965609 = 13968^2 + 23853^2 .

It is not a de Polignac number, because 764070633 - 2¹³ = 764062441 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (764070653) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 580828 + ... + 582141.

Almost surely, 2^764070633 is an apocalyptic number.

764070633 is a gapful number since it is divisible by the number (73) formed by its first and last digit.

It is an amenable number.

764070633 is a deficient number, since it is larger than the sum of its proper divisors (354706507).

764070633 is a wasteful number, since it uses less digits than its factorization.

764070633 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1163048 (or 1163045 counting only the distinct ones).

The product of its (nonzero) digits is 63504, while the sum is 36.

The square root of 764070633 is about 27641.8275987678. The cubic root of 764070633 is about 914.2069164779.

The spelling of 764070633 in words is "seven hundred sixty-four million, seventy thousand, six hundred thirty-three".