1572999996 has 12 divisors (see below), whose sum is σ = 3670333352. Its totient is φ = 524333328.

The previous prime is 1572999979. The next prime is 1572999997. The reversal of 1572999996 is 6999992751.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1572999997) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 65541655 + ... + 65541678.

Almost surely, 2^1572999996 is an apocalyptic number.

It is an amenable number.

1572999996 is an abundant number, since it is smaller than the sum of its proper divisors (2097333356).

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

1572999996 is a wasteful number, since it uses less digits than its factorization.

1572999996 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 131083340 (or 131083338 counting only the distinct ones).

The product of its digits is 24800580, while the sum is 66.

The square root of 1572999996 is about 39661.0639796766. The cubic root of 1572999996 is about 1162.9906963953.

The spelling of 1572999996 in words is "one billion, five hundred seventy-two million, nine hundred ninety-nine thousand, nine hundred ninety-six".