40582920 has 64 divisors (see below), whose sum is σ = 139144320. Its totient is φ = 9275904.

The previous prime is 40582909. The next prime is 40582921. The reversal of 40582920 is 2928504.

40582920 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not an unprimeable number, because it can be changed into a prime (40582921) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23317 + ... + 24996.

It is an arithmetic number, because the mean of its divisors is an integer number (2174130).

Almost surely, 2^40582920 is an apocalyptic number.

40582920 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

40582920 is an abundant number, since it is smaller than the sum of its proper divisors (98561400).

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

40582920 is a wasteful number, since it uses less digits than its factorization.

40582920 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48334 (or 48330 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 30.

The square root of 40582920 is about 6370.4725099478. The cubic root of 40582920 is about 343.6484826396.

The spelling of 40582920 in words is "forty million, five hundred eighty-two thousand, nine hundred twenty".