40974923 has 4 divisors (see below), whose sum is σ = 44699928. Its totient is φ = 37249920.

The previous prime is 40974917. The next prime is 40974931. The reversal of 40974923 is 32947904.

40974923 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 40974923 - 2¹² = 40970827 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40974023) 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, 1862486 + ... + 1862507.

It is an arithmetic number, because the mean of its divisors is an integer number (11174982).

Almost surely, 2^40974923 is an apocalyptic number.

40974923 is a deficient number, since it is larger than the sum of its proper divisors (3725005).

40974923 is a wasteful number, since it uses less digits than its factorization.

40974923 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3725004.

The product of its (nonzero) digits is 54432, while the sum is 38.

The square root of 40974923 is about 6401.1657532046. The cubic root of 40974923 is about 344.7514081202.

The spelling of 40974923 in words is "forty million, nine hundred seventy-four thousand, nine hundred twenty-three".