770769400 has 24 divisors (see below), whose sum is σ = 1792039320. Its totient is φ = 308307680.

The previous prime is 770769379. The next prime is 770769413. The reversal of 770769400 is 4967077.

It is a happy number.

770769400 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (40).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1926724 + ... + 1927123.

It is an arithmetic number, because the mean of its divisors is an integer number (74668305).

Almost surely, 2^770769400 is an apocalyptic number.

It is an amenable number.

770769400 is an abundant number, since it is smaller than the sum of its proper divisors (1021269920).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

770769400 is a wasteful number, since it uses less digits than its factorization.

770769400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3853863 (or 3853854 counting only the distinct ones).

The product of its (nonzero) digits is 74088, while the sum is 40.

The square root of 770769400 is about 27762.7340152226. The cubic root of 770769400 is about 916.8708276203.

The spelling of 770769400 in words is "seven hundred seventy million, seven hundred sixty-nine thousand, four hundred".