764474441 has 2 divisors, whose sum is σ = 764474442. Its totient is φ = 764474440.

The previous prime is 764474407. The next prime is 764474471. The reversal of 764474441 is 144474467.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 745508416 + 18966025 = 27304^2 + 4355^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-764474441 is a prime.

It is not a weakly prime, because it can be changed into another prime (764474471) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 382237220 + 382237221.

It is an arithmetic number, because the mean of its divisors is an integer number (382237221).

Almost surely, 2^764474441 is an apocalyptic number.

It is an amenable number.

764474441 is a deficient number, since it is larger than the sum of its proper divisors (1).

764474441 is an equidigital number, since it uses as much as digits as its factorization.

764474441 is an evil number, because the sum of its binary digits is even.

The product of its digits is 301056, while the sum is 41.

The square root of 764474441 is about 27649.1309266675. The cubic root of 764474441 is about 914.3679395718.

The spelling of 764474441 in words is "seven hundred sixty-four million, four hundred seventy-four thousand, four hundred forty-one".