1092772900 has 36 divisors (see below), whose sum is σ = 2395785028. Its totient is φ = 432599040.

The previous prime is 1092772873. The next prime is 1092772931. The reversal of 1092772900 is 92772901.

It can be written as a sum of positive squares in 6 ways, for example, as 150405696 + 942367204 = 12264^2 + 30698^2 .

It is a super-2 number, since 2×1092772900² = 2388305221948820000, 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 1092772900.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 46629 + ... + 66028.

Almost surely, 2^1092772900 is an apocalyptic number.

1092772900 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1092772900 is an abundant number, since it is smaller than the sum of its proper divisors (1303012128).

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

1092772900 is a wasteful number, since it uses less digits than its factorization.

1092772900 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112768 (or 112761 counting only the distinct ones).

The product of its (nonzero) digits is 15876, while the sum is 37.

The square root of 1092772900 is about 33057.1157241523. The cubic root of 1092772900 is about 1030.0144215155.

Subtracting from 1092772900 its reverse (92772901), we obtain a palindrome (999999999).

The spelling of 1092772900 in words is "one billion, ninety-two million, seven hundred seventy-two thousand, nine hundred".