623412417 has 8 divisors (see below), whose sum is σ = 831386080. Its totient is φ = 415523520.

The previous prime is 623412403. The next prime is 623412451. The reversal of 623412417 is 714214326.

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

It is not a de Polignac number, because 623412417 - 2⁷ = 623412289 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (623412017) 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, 1384 + ... + 35337.

It is an arithmetic number, because the mean of its divisors is an integer number (103923260).

Almost surely, 2^623412417 is an apocalyptic number.

It is an amenable number.

623412417 is a deficient number, since it is larger than the sum of its proper divisors (207973663).

623412417 is a wasteful number, since it uses less digits than its factorization.

623412417 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42383.

The product of its digits is 8064, while the sum is 30.

The square root of 623412417 is about 24968.2281509922. The cubic root of 623412417 is about 854.2634318495.

The spelling of 623412417 in words is "six hundred twenty-three million, four hundred twelve thousand, four hundred seventeen".