651842046 has 16 divisors (see below), whose sum is σ = 1448538000. Its totient is φ = 217280664.

The previous prime is 651842041. The next prime is 651842047. The reversal of 651842046 is 640248156.

It is a super-2 number, since 2×651842046² = 849796105866932232, which contains 22 as substring.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 651842046.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (651842041) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6035521 + ... + 6035628.

It is an arithmetic number, because the mean of its divisors is an integer number (90533625).

Almost surely, 2^651842046 is an apocalyptic number.

651842046 is an abundant number, since it is smaller than the sum of its proper divisors (796695954).

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

651842046 is a wasteful number, since it uses less digits than its factorization.

651842046 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12071160 (or 12071154 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 36.

The square root of 651842046 is about 25531.1975042300. The cubic root of 651842046 is about 867.0566167934.

The spelling of 651842046 in words is "six hundred fifty-one million, eight hundred forty-two thousand, forty-six".