1601574672 has 20 divisors (see below), whose sum is σ = 4137401360. Its totient is φ = 533858208.

The previous prime is 1601574659. The next prime is 1601574713. The reversal of 1601574672 is 2764751061.

It is a hoax number, since the sum of its digits (39) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 1601574672.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16683022 + ... + 16683117.

It is an arithmetic number, because the mean of its divisors is an integer number (206870068).

Almost surely, 2^1601574672 is an apocalyptic number.

1601574672 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1601574672 is an abundant number, since it is smaller than the sum of its proper divisors (2535826688).

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

1601574672 is a wasteful number, since it uses less digits than its factorization.

1601574672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33366150 (or 33366144 counting only the distinct ones).

The product of its (nonzero) digits is 70560, while the sum is 39.

The square root of 1601574672 is about 40019.6785594287. The cubic root of 1601574672 is about 1169.9906668844.

The spelling of 1601574672 in words is "one billion, six hundred one million, five hundred seventy-four thousand, six hundred seventy-two".