1090597944 has 16 divisors (see below), whose sum is σ = 2726494920. Its totient is φ = 363532640.

The previous prime is 1090597919. The next prime is 1090597961. The reversal of 1090597944 is 4497950901.

It is a junction number, because it is equal to n+sod(n) for n = 1090597893 and 1090597902.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22720767 + ... + 22720814.

Almost surely, 2^1090597944 is an apocalyptic number.

It is an amenable number.

1090597944 is an abundant number, since it is smaller than the sum of its proper divisors (1635896976).

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

1090597944 is a wasteful number, since it uses less digits than its factorization.

1090597944 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45441590 (or 45441586 counting only the distinct ones).

The product of its (nonzero) digits is 408240, while the sum is 48.

The square root of 1090597944 is about 33024.2023976356. The cubic root of 1090597944 is about 1029.3306185814.

The spelling of 1090597944 in words is "one billion, ninety million, five hundred ninety-seven thousand, nine hundred forty-four".