1573772112 has 160 divisors (see below), whose sum is σ = 5002536960. Its totient is φ = 469687680.

The previous prime is 1573772099. The next prime is 1573772113. The reversal of 1573772112 is 2112773751.

It is a happy number.

1573772112 is a `hidden beast` number, since 1 + 573 + 7 + 72 + 1 + 12 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1573772113) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 315913 + ... + 320855.

It is an arithmetic number, because the mean of its divisors is an integer number (31265856).

Almost surely, 2^1573772112 is an apocalyptic number.

1573772112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1573772112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2501268480).

1573772112 is an abundant number, since it is smaller than the sum of its proper divisors (3428764848).

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

1573772112 is a wasteful number, since it uses less digits than its factorization.

1573772112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5038 (or 5026 counting only the distinct ones).

The product of its digits is 20580, while the sum is 36.

The square root of 1573772112 is about 39670.7967149640. The cubic root of 1573772112 is about 1163.1809521366.

The spelling of 1573772112 in words is "one billion, five hundred seventy-three million, seven hundred seventy-two thousand, one hundred twelve".