1090375400 has 96 divisors (see below), whose sum is σ = 2654830080. Its totient is φ = 415968000.

The previous prime is 1090375387. The next prime is 1090375411. The reversal of 1090375400 is 45730901.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 438962 + ... + 441438.

It is an arithmetic number, because the mean of its divisors is an integer number (27654480).

Almost surely, 2^1090375400 is an apocalyptic number.

1090375400 is a gapful number since it is divisible by the number (10) 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 1090375400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1327415040).

1090375400 is an abundant number, since it is smaller than the sum of its proper divisors (1564454680).

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

1090375400 is a wasteful number, since it uses less digits than its factorization.

1090375400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2595 (or 2586 counting only the distinct ones).

The product of its (nonzero) digits is 3780, while the sum is 29.

The square root of 1090375400 is about 33020.8328180862. The cubic root of 1090375400 is about 1029.2605998248.

The spelling of 1090375400 in words is "one billion, ninety million, three hundred seventy-five thousand, four hundred".