651453472 has 24 divisors (see below), whose sum is σ = 1338313536. Its totient is φ = 311564352.

The previous prime is 651453457. The next prime is 651453497. The reversal of 651453472 is 274354156.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 441828 + ... + 443299.

It is an arithmetic number, because the mean of its divisors is an integer number (55763064).

Almost surely, 2^651453472 is an apocalyptic number.

It is an amenable number.

651453472 is an abundant number, since it is smaller than the sum of its proper divisors (686860064).

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

651453472 is a wasteful number, since it uses less digits than its factorization.

651453472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 885160 (or 885152 counting only the distinct ones).

The product of its digits is 100800, while the sum is 37.

The square root of 651453472 is about 25523.5865818266. The cubic root of 651453472 is about 866.8842935396.

The spelling of 651453472 in words is "six hundred fifty-one million, four hundred fifty-three thousand, four hundred seventy-two".