651984034 has 32 divisors (see below), whose sum is σ = 1117428480. Its totient is φ = 282638592.

The previous prime is 651984029. The next prime is 651984049. The reversal of 651984034 is 430489156.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 272407 + ... + 274789.

It is an arithmetic number, because the mean of its divisors is an integer number (34919640).

Almost surely, 2^651984034 is an apocalyptic number.

651984034 is a deficient number, since it is larger than the sum of its proper divisors (465444446).

651984034 is a wasteful number, since it uses less digits than its factorization.

651984034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3034.

The product of its (nonzero) digits is 103680, while the sum is 40.

The square root of 651984034 is about 25533.9780292848. The cubic root of 651984034 is about 867.1195679832.

The spelling of 651984034 in words is "six hundred fifty-one million, nine hundred eighty-four thousand, thirty-four".