770427369 has 96 divisors (see below), whose sum is σ = 1297296000. Its totient is φ = 454616064.

The previous prime is 770427353. The next prime is 770427373. The reversal of 770427369 is 963724077.

It is a happy number.

It is not a de Polignac number, because 770427369 - 2⁴ = 770427353 is a prime.

It is a super-2 number, since 2×770427369² = 1187116661808524322, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (770427569) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 7068087 + ... + 7068195.

It is an arithmetic number, because the mean of its divisors is an integer number (13513500).

Almost surely, 2^770427369 is an apocalyptic number.

It is an amenable number.

770427369 is a deficient number, since it is larger than the sum of its proper divisors (526868631).

770427369 is a wasteful number, since it uses less digits than its factorization.

770427369 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 229 (or 217 counting only the distinct ones).

The product of its (nonzero) digits is 444528, while the sum is 45.

The square root of 770427369 is about 27756.5734376562. The cubic root of 770427369 is about 916.7351862537.

The spelling of 770427369 in words is "seven hundred seventy million, four hundred twenty-seven thousand, three hundred sixty-nine".