752722216 has 8 divisors (see below), whose sum is σ = 1411354170. Its totient is φ = 376361104.

The previous prime is 752722207. The next prime is 752722237. The reversal of 752722216 is 612227257.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 741472900 + 11249316 = 27230^2 + 3354^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 47045131 + ... + 47045146.

Almost surely, 2^752722216 is an apocalyptic number.

It is an amenable number.

752722216 is a deficient number, since it is larger than the sum of its proper divisors (658631954).

752722216 is a wasteful number, since it uses less digits than its factorization.

752722216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94090283 (or 94090279 counting only the distinct ones).

The product of its digits is 23520, while the sum is 34.

The square root of 752722216 is about 27435.7834952822. The cubic root of 752722216 is about 909.6582124239.

The spelling of 752722216 in words is "seven hundred fifty-two million, seven hundred twenty-two thousand, two hundred sixteen".