40740983 has 4 divisors (see below), whose sum is σ = 40795560. Its totient is φ = 40686408.

The previous prime is 40740977. The next prime is 40740989. The reversal of 40740983 is 38904704.

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

It is an interprime number because it is at equal distance from previous prime (40740977) and next prime (40740989).

It is a cyclic number.

It is not a de Polignac number, because 40740983 - 2⁴ = 40740967 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40740989) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26153 + ... + 27666.

It is an arithmetic number, because the mean of its divisors is an integer number (10198890).

Almost surely, 2^40740983 is an apocalyptic number.

40740983 is a deficient number, since it is larger than the sum of its proper divisors (54577).

40740983 is an equidigital number, since it uses as much as digits as its factorization.

40740983 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54576.

The product of its (nonzero) digits is 24192, while the sum is 35.

The square root of 40740983 is about 6382.8663623798. The cubic root of 40740983 is about 344.0940538522.

The spelling of 40740983 in words is "forty million, seven hundred forty thousand, nine hundred eighty-three".