1040555320 has 32 divisors (see below), whose sum is σ = 2675714400. Its totient is φ = 356761728.

The previous prime is 1040555309. The next prime is 1040555333. The reversal of 1040555320 is 235550401.

1040555320 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1857855 + ... + 1858414.

It is an arithmetic number, because the mean of its divisors is an integer number (83616075).

Almost surely, 2^1040555320 is an apocalyptic number.

1040555320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1040555320 is an abundant number, since it is smaller than the sum of its proper divisors (1635159080).

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

1040555320 is a wasteful number, since it uses less digits than its factorization.

1040555320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3716287 (or 3716283 counting only the distinct ones).

The product of its (nonzero) digits is 3000, while the sum is 25.

The square root of 1040555320 is about 32257.6397152675. The cubic root of 1040555320 is about 1013.3397011180.

The spelling of 1040555320 in words is "one billion, forty million, five hundred fifty-five thousand, three hundred twenty".