1599409472 has 14 divisors (see below), whose sum is σ = 3173828298. Its totient is φ = 799704704.

The previous prime is 1599409459. The next prime is 1599409481. The reversal of 1599409472 is 2749049951.

It can be written as a sum of positive squares in only one way, i.e., 1391588416 + 207821056 = 37304^2 + 14416^2 .

It is a super-2 number, since 2×1599409472² = 5116221318246637568, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1599409472.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12495323 + ... + 12495450.

Almost surely, 2^1599409472 is an apocalyptic number.

It is an amenable number.

1599409472 is a deficient number, since it is larger than the sum of its proper divisors (1574418826).

1599409472 is an equidigital number, since it uses as much as digits as its factorization.

1599409472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24990785 (or 24990775 counting only the distinct ones).

The product of its (nonzero) digits is 816480, while the sum is 50.

The square root of 1599409472 is about 39992.6177187740. The cubic root of 1599409472 is about 1169.4631847166.

The spelling of 1599409472 in words is "one billion, five hundred ninety-nine million, four hundred nine thousand, four hundred seventy-two".