40940832 has 48 divisors (see below), whose sum is σ = 110944512. Its totient is φ = 13205760.

The previous prime is 40940827. The next prime is 40940843. The reversal of 40940832 is 23804904.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (48).

It is a self number, because there is not a number n which added to its sum of digits gives 40940832.

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, 3903 + ... + 9854.

It is an arithmetic number, because the mean of its divisors is an integer number (2311344).

Almost surely, 2^40940832 is an apocalyptic number.

It is an amenable number.

40940832 is an abundant number, since it is smaller than the sum of its proper divisors (70003680).

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

40940832 is a wasteful number, since it uses less digits than its factorization.

40940832 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13801 (or 13793 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 30.

The square root of 40940832 is about 6398.5023247632. The cubic root of 40940832 is about 344.6557709160.

The spelling of 40940832 in words is "forty million, nine hundred forty thousand, eight hundred thirty-two".