40401832 has 16 divisors (see below), whose sum is σ = 76220640. Its totient is φ = 20076336.

The previous prime is 40401821. The next prime is 40401839. The reversal of 40401832 is 23810404.

40401832 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (40401839) 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 3 ways as a sum of consecutive naturals, for example, 14188 + ... + 16795.

It is an arithmetic number, because the mean of its divisors is an integer number (4763790).

Almost surely, 2^40401832 is an apocalyptic number.

It is an amenable number.

40401832 is a deficient number, since it is larger than the sum of its proper divisors (35818808).

40401832 is a wasteful number, since it uses less digits than its factorization.

40401832 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31152 (or 31148 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 22.

The square root of 40401832 is about 6356.2435447362. The cubic root of 40401832 is about 343.1365808525.

The spelling of 40401832 in words is "forty million, four hundred one thousand, eight hundred thirty-two".