1572223008 has 48 divisors (see below), whose sum is σ = 4135682880. Its totient is φ = 522982656.

The previous prime is 1572222997. The next prime is 1572223067. The reversal of 1572223008 is 8003222751.

It is a tau number, because it is divible by the number of its divisors (48).

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, 29938 + ... + 63566.

It is an arithmetic number, because the mean of its divisors is an integer number (86160060).

Almost surely, 2^1572223008 is an apocalyptic number.

It is an amenable number.

1572223008 is an abundant number, since it is smaller than the sum of its proper divisors (2563459872).

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

1572223008 is a wasteful number, since it uses less digits than its factorization.

1572223008 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34129 (or 34121 counting only the distinct ones).

The product of its (nonzero) digits is 6720, while the sum is 30.

The square root of 1572223008 is about 39651.2674198442. The cubic root of 1572223008 is about 1162.7991772934.

Adding to 1572223008 its reverse (8003222751), we get a palindrome (9575445759).

The spelling of 1572223008 in words is "one billion, five hundred seventy-two million, two hundred twenty-three thousand, eight".