501601996 has 24 divisors (see below), whose sum is σ = 1003698080. Its totient is φ = 214866432.

The previous prime is 501601981. The next prime is 501602027. The reversal of 501601996 is 699106105.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 85906 + ... + 91558.

Almost surely, 2^501601996 is an apocalyptic number.

It is an amenable number.

501601996 is an abundant number, since it is smaller than the sum of its proper divisors (502096084).

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

501601996 is a wasteful number, since it uses less digits than its factorization.

501601996 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8833 (or 8831 counting only the distinct ones).

The product of its (nonzero) digits is 14580, while the sum is 37.

The square root of 501601996 is about 22396.4728473034. The cubic root of 501601996 is about 794.5472923280.

The spelling of 501601996 in words is "five hundred one million, six hundred one thousand, nine hundred ninety-six".