40913323 has 4 divisors (see below), whose sum is σ = 44632728. Its totient is φ = 37193920.

The previous prime is 40913303. The next prime is 40913363. The reversal of 40913323 is 32331904.

It is a happy number.

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 40913323 - 2¹³ = 40905131 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40913303) 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, 1859686 + ... + 1859707.

It is an arithmetic number, because the mean of its divisors is an integer number (11158182).

Almost surely, 2^40913323 is an apocalyptic number.

40913323 is a deficient number, since it is larger than the sum of its proper divisors (3719405).

40913323 is a wasteful number, since it uses less digits than its factorization.

40913323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3719404.

The product of its (nonzero) digits is 1944, while the sum is 25.

The square root of 40913323 is about 6396.3523198773. The cubic root of 40913323 is about 344.5785598169.

The spelling of 40913323 in words is "forty million, nine hundred thirteen thousand, three hundred twenty-three".