764974 has 16 divisors (see below), whose sum is σ = 1326816. Its totient is φ = 324000.

The previous prime is 764971. The next prime is 764977. The reversal of 764974 is 479467.

764974 = 32² + 33² + ... + 132².

It is an interprime number because it is at equal distance from previous prime (764971) and next prime (764977).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (764971) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1144 + ... + 1684.

It is an arithmetic number, because the mean of its divisors is an integer number (82926).

2⁷⁶⁴⁹⁷⁴ is an apocalyptic number.

764974 is a deficient number, since it is larger than the sum of its proper divisors (561842).

764974 is a wasteful number, since it uses less digits than its factorization.

764974 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 651.

The product of its digits is 42336, while the sum is 37.

The square root of 764974 is about 874.6279208898. The cubic root of 764974 is about 91.4567066034.

It can be divided in two parts, 76 and 4974, that added together give a triangular number (5050 = T₁₀₀).

The spelling of 764974 in words is "seven hundred sixty-four thousand, nine hundred seventy-four".