651576472 has 16 divisors (see below), whose sum is σ = 1222718400. Its totient is φ = 325518240.

The previous prime is 651576467. The next prime is 651576473. The reversal of 651576472 is 274675156.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (651576473) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23304 + ... + 42967.

It is an arithmetic number, because the mean of its divisors is an integer number (76419900).

Almost surely, 2^651576472 is an apocalyptic number.

It is an amenable number.

651576472 is a deficient number, since it is larger than the sum of its proper divisors (571141928).

651576472 is a wasteful number, since it uses less digits than its factorization.

651576472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67506 (or 67502 counting only the distinct ones).

The product of its digits is 352800, while the sum is 43.

The square root of 651576472 is about 25525.9960040740. The cubic root of 651576472 is about 866.9388485015.

The spelling of 651576472 in words is "six hundred fifty-one million, five hundred seventy-six thousand, four hundred seventy-two".