40929020 has 24 divisors (see below), whose sum is σ = 93765168. Its totient is φ = 14883200.

The previous prime is 40929019. The next prime is 40929023. The reversal of 40929020 is 2092904.

40929020 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 not an unprimeable number, because it can be changed into a prime (40929023) 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 7 ways as a sum of consecutive naturals, for example, 92801 + ... + 93240.

It is an arithmetic number, because the mean of its divisors is an integer number (3906882).

Almost surely, 2^40929020 is an apocalyptic number.

It is an amenable number.

40929020 is an abundant number, since it is smaller than the sum of its proper divisors (52836148).

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

40929020 is a wasteful number, since it uses less digits than its factorization.

40929020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 186061 (or 186059 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 26.

The square root of 40929020 is about 6397.5792296774. The cubic root of 40929020 is about 344.6226217318.

The spelling of 40929020 in words is "forty million, nine hundred twenty-nine thousand, twenty".