652161996 has 24 divisors (see below), whose sum is σ = 1690790640. Its totient is φ = 217387296.

The previous prime is 652161953. The next prime is 652161997. The reversal of 652161996 is 699161256.

It is a happy number.

652161996 is a `hidden beast` number, since 6 + 5 + 21 + 619 + 9 + 6 = 666.

It is a super-3 number, since 3×652161996³ (a number of 27 digits) contains 333 as substring.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (652161997) 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, 3019161 + ... + 3019376.

It is an arithmetic number, because the mean of its divisors is an integer number (70449610).

Almost surely, 2^652161996 is an apocalyptic number.

It is an amenable number.

652161996 is an abundant number, since it is smaller than the sum of its proper divisors (1038628644).

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

652161996 is a wasteful number, since it uses less digits than its factorization.

652161996 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6038550 (or 6038542 counting only the distinct ones).

The product of its digits is 174960, while the sum is 45.

The square root of 652161996 is about 25537.4625990916. The cubic root of 652161996 is about 867.1984555460.

The spelling of 652161996 in words is "six hundred fifty-two million, one hundred sixty-one thousand, nine hundred ninety-six".