770736225 has 48 divisors (see below), whose sum is σ = 1542008448. Its totient is φ = 331607040.

The previous prime is 770736199. The next prime is 770736247. The reversal of 770736225 is 522637077.

It is not a de Polignac number, because 770736225 - 2⁵ = 770736193 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 34254 + ... + 52103.

It is an arithmetic number, because the mean of its divisors is an integer number (32125176).

Almost surely, 2^770736225 is an apocalyptic number.

770736225 is a gapful number since it is divisible by the number (75) formed by its first and last digit.

It is an amenable number.

770736225 is an abundant number, since it is smaller than the sum of its proper divisors (771272223).

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

770736225 is a wasteful number, since it uses less digits than its factorization.

770736225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86394 (or 86389 counting only the distinct ones).

The product of its (nonzero) digits is 123480, while the sum is 39.

The square root of 770736225 is about 27762.1365352164. The cubic root of 770736225 is about 916.8576729612.

The spelling of 770736225 in words is "seven hundred seventy million, seven hundred thirty-six thousand, two hundred twenty-five".