40622317 has 8 divisors (see below), whose sum is σ = 41067000. Its totient is φ = 40180224.

The previous prime is 40622291. The next prime is 40622321. The reversal of 40622317 is 71322604.

It can be written as a sum of positive squares in 4 ways, for example, as 2910436 + 37711881 = 1706^2 + 6141^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 40622317 - 2¹¹ = 40620269 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 40622291 and 40622300.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40622017) 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, 49809 + ... + 50617.

It is an arithmetic number, because the mean of its divisors is an integer number (5133375).

Almost surely, 2^40622317 is an apocalyptic number.

It is an amenable number.

40622317 is a deficient number, since it is larger than the sum of its proper divisors (444683).

40622317 is a wasteful number, since it uses less digits than its factorization.

40622317 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1295.

The product of its (nonzero) digits is 2016, while the sum is 25.

The square root of 40622317 is about 6373.5639166796. The cubic root of 40622317 is about 343.7596487870.

The spelling of 40622317 in words is "forty million, six hundred twenty-two thousand, three hundred seventeen".