40718373 has 4 divisors (see below), whose sum is σ = 54291168. Its totient is φ = 27145580.

The previous prime is 40718357. The next prime is 40718393. The reversal of 40718373 is 37381704.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 40718373 - 2⁴ = 40718357 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40718393) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6786393 + ... + 6786398.

It is an arithmetic number, because the mean of its divisors is an integer number (13572792).

Almost surely, 2^40718373 is an apocalyptic number.

It is an amenable number.

40718373 is a deficient number, since it is larger than the sum of its proper divisors (13572795).

40718373 is a wasteful number, since it uses less digits than its factorization.

40718373 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13572794.

The product of its (nonzero) digits is 14112, while the sum is 33.

The square root of 40718373 is about 6381.0949687338. The cubic root of 40718373 is about 344.0303881799.

The spelling of 40718373 in words is "forty million, seven hundred eighteen thousand, three hundred seventy-three".