770616404 has 12 divisors (see below), whose sum is σ = 1356853344. Its totient is φ = 382944024.

The previous prime is 770616347. The next prime is 770616433. The reversal of 770616404 is 404616077.

It is a happy number.

It is a super-2 number, since 2×770616404² = 1187699284227782432, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 590312 + ... + 591615.

It is an arithmetic number, because the mean of its divisors is an integer number (113071112).

Almost surely, 2^770616404 is an apocalyptic number.

It is an amenable number.

770616404 is a deficient number, since it is larger than the sum of its proper divisors (586236940).

770616404 is a wasteful number, since it uses less digits than its factorization.

770616404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1182094 (or 1182092 counting only the distinct ones).

The product of its (nonzero) digits is 28224, while the sum is 35.

The square root of 770616404 is about 27759.9784582049. The cubic root of 770616404 is about 916.8101580038.

The spelling of 770616404 in words is "seven hundred seventy million, six hundred sixteen thousand, four hundred four".