1572996222 has 96 divisors (see below), whose sum is σ = 4006791360. Its totient is φ = 436700160.

The previous prime is 1572996209. The next prime is 1572996251. The reversal of 1572996222 is 2226992751.

1572996222 is a `hidden beast` number, since 15 + 7 + 2 + 9 + 9 + 622 + 2 = 666.

It is a super-2 number, since 2×1572996222² = 4948634228852546568, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 726822 + ... + 728982.

It is an arithmetic number, because the mean of its divisors is an integer number (41737410).

Almost surely, 2^1572996222 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1572996222, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2003395680).

1572996222 is an abundant number, since it is smaller than the sum of its proper divisors (2433795138).

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

1572996222 is a wasteful number, since it uses less digits than its factorization.

1572996222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2338 (or 2335 counting only the distinct ones).

The product of its digits is 272160, while the sum is 45.

The square root of 1572996222 is about 39661.0164014993. The cubic root of 1572996222 is about 1162.9897662977.

The spelling of 1572996222 in words is "one billion, five hundred seventy-two million, nine hundred ninety-six thousand, two hundred twenty-two".