1109884490 has 32 divisors (see below), whose sum is σ = 2347059456. Its totient is φ = 372548160.

The previous prime is 1109884471. The next prime is 1109884507. The reversal of 1109884490 is 944889011.

It is a super-2 number, since 2×1109884490² = 2463687162285120200, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 386642 + ... + 389501.

It is an arithmetic number, because the mean of its divisors is an integer number (73345608).

Almost surely, 2^1109884490 is an apocalyptic number.

1109884490 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1109884490 is an abundant number, since it is smaller than the sum of its proper divisors (1237174966).

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

1109884490 is a wasteful number, since it uses less digits than its factorization.

1109884490 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 776174.

The product of its (nonzero) digits is 82944, while the sum is 44.

The square root of 1109884490 is about 33314.9289358390. The cubic root of 1109884490 is about 1035.3628886121.

The spelling of 1109884490 in words is "one billion, one hundred nine million, eight hundred eighty-four thousand, four hundred ninety".