1090800480 has 288 divisors, whose sum is σ = 4317933312. Its totient is φ = 226575360.

The previous prime is 1090800443. The next prime is 1090800481. The reversal of 1090800480 is 840080901.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1090800481) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 405219 + ... + 407901.

It is an arithmetic number, because the mean of its divisors is an integer number (14992824).

Almost surely, 2^1090800480 is an apocalyptic number.

1090800480 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 1090800480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2158966656).

1090800480 is an abundant number, since it is smaller than the sum of its proper divisors (3227132832).

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

1090800480 is a wasteful number, since it uses less digits than its factorization.

1090800480 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2730 (or 2711 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 30.

The square root of 1090800480 is about 33027.2687335783. The cubic root of 1090800480 is about 1029.3943339659.

The spelling of 1090800480 in words is "one billion, ninety million, eight hundred thousand, four hundred eighty".