40867928 has 16 divisors (see below), whose sum is σ = 77372880. Its totient is φ = 20235168.

The previous prime is 40867927. The next prime is 40867961. The reversal of 40867928 is 82976804.

40867928 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Smith number, since the sum of its digits (44) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40867927) 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, 23975 + ... + 25622.

It is an arithmetic number, because the mean of its divisors is an integer number (4835805).

Almost surely, 2^40867928 is an apocalyptic number.

It is an amenable number.

40867928 is a deficient number, since it is larger than the sum of its proper divisors (36504952).

40867928 is a wasteful number, since it uses less digits than its factorization.

40867928 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49706 (or 49702 counting only the distinct ones).

The product of its (nonzero) digits is 193536, while the sum is 44.

The square root of 40867928 is about 6392.8028281811. The cubic root of 40867928 is about 344.4510713336.

The spelling of 40867928 in words is "forty million, eight hundred sixty-seven thousand, nine hundred twenty-eight".