764152216 has 8 divisors (see below), whose sum is σ = 1432785420. Its totient is φ = 382076104.

The previous prime is 764152189. The next prime is 764152229. The reversal of 764152216 is 612251467.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 47759506 + ... + 47759521.

Almost surely, 2^764152216 is an apocalyptic number.

It is an amenable number.

764152216 is a deficient number, since it is larger than the sum of its proper divisors (668633204).

764152216 is a wasteful number, since it uses less digits than its factorization.

764152216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95519033 (or 95519029 counting only the distinct ones).

The product of its digits is 20160, while the sum is 34.

The square root of 764152216 is about 27643.3032758388. The cubic root of 764152216 is about 914.2394532118.

The spelling of 764152216 in words is "seven hundred sixty-four million, one hundred fifty-two thousand, two hundred sixteen".