40623317 has 8 divisors (see below), whose sum is σ = 46627776. Its totient is φ = 34669152.

The previous prime is 40623293. The next prime is 40623343. The reversal of 40623317 is 71332604.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 40623317 - 2⁸ = 40623061 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 (40623397) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10823 + ... + 14084.

It is an arithmetic number, because the mean of its divisors is an integer number (5828472).

Almost surely, 2^40623317 is an apocalyptic number.

It is an amenable number.

40623317 is a deficient number, since it is larger than the sum of its proper divisors (6004459).

40623317 is a wasteful number, since it uses less digits than its factorization.

40623317 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25147.

The product of its (nonzero) digits is 3024, while the sum is 26.

The square root of 40623317 is about 6373.6423652414. The cubic root of 40623317 is about 343.7624695422.

The spelling of 40623317 in words is "forty million, six hundred twenty-three thousand, three hundred seventeen".