764117850 has 48 divisors (see below), whose sum is σ = 1927153440. Its totient is φ = 200308800.

The previous prime is 764117831. The next prime is 764117867. The reversal of 764117850 is 58711467.

764117850 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 764117799 and 764117808.

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, 34321 + ... + 52020.

It is an arithmetic number, because the mean of its divisors is an integer number (40149030).

Almost surely, 2^764117850 is an apocalyptic number.

764117850 is an abundant number, since it is smaller than the sum of its proper divisors (1163035590).

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

764117850 is a wasteful number, since it uses less digits than its factorization.

764117850 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86415 (or 86410 counting only the distinct ones).

The product of its (nonzero) digits is 47040, while the sum is 39.

The square root of 764117850 is about 27642.6816716468. The cubic root of 764117850 is about 914.2257477295.

The spelling of 764117850 in words is "seven hundred sixty-four million, one hundred seventeen thousand, eight hundred fifty".