651314372 has 12 divisors (see below), whose sum is σ = 1149887676. Its totient is φ = 322775040.

The previous prime is 651314359. The next prime is 651314381. The reversal of 651314372 is 273413156.

It can be written as a sum of positive squares in 2 ways, for example, as 352162756 + 299151616 = 18766^2 + 17296^2 .

It is a super-2 number, since 2×651314372² = 848420822347508768, which contains 22 as substring.

It is a hoax number, since the sum of its digits (32) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 720029 + ... + 720932.

It is an arithmetic number, because the mean of its divisors is an integer number (95823973).

Almost surely, 2^651314372 is an apocalyptic number.

It is an amenable number.

651314372 is a deficient number, since it is larger than the sum of its proper divisors (498573304).

651314372 is a wasteful number, since it uses less digits than its factorization.

651314372 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1441078 (or 1441076 counting only the distinct ones).

The product of its digits is 15120, while the sum is 32.

The square root of 651314372 is about 25520.8615058348. The cubic root of 651314372 is about 866.8225893689.

The spelling of 651314372 in words is "six hundred fifty-one million, three hundred fourteen thousand, three hundred seventy-two".