770427252 has 72 divisors (see below), whose sum is σ = 2297498112. Its totient is φ = 213019200.

The previous prime is 770427247. The next prime is 770427263. The reversal of 770427252 is 252724077.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 41499 + ... + 57122.

It is an arithmetic number, because the mean of its divisors is an integer number (31909696).

Almost surely, 2^770427252 is an apocalyptic number.

It is an amenable number.

770427252 is an abundant number, since it is smaller than the sum of its proper divisors (1527070860).

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

770427252 is a wasteful number, since it uses less digits than its factorization.

770427252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98669 (or 98664 counting only the distinct ones).

The product of its (nonzero) digits is 54880, while the sum is 36.

The square root of 770427252 is about 27756.5713300472. The cubic root of 770427252 is about 916.7351398474.

The spelling of 770427252 in words is "seven hundred seventy million, four hundred twenty-seven thousand, two hundred fifty-two".