417996939 has 12 divisors (see below), whose sum is σ = 559853736. Its totient is φ = 277405632.

The previous prime is 417996919. The next prime is 417996947. The reversal of 417996939 is 939699714.

It is not a de Polignac number, because 417996939 - 2⁷ = 417996811 is a prime.

It is not an unprimeable number, because it can be changed into a prime (417996919) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 649752 + ... + 650394.

It is an arithmetic number, because the mean of its divisors is an integer number (46654478).

Almost surely, 2^417996939 is an apocalyptic number.

417996939 is a deficient number, since it is larger than the sum of its proper divisors (141856797).

417996939 is an frugal number, since it uses more digits than its factorization.

417996939 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1626 (or 983 counting only the distinct ones).

The product of its digits is 3306744, while the sum is 57.

The square root of 417996939 is about 20444.9734409219. The cubic root of 417996939 is about 747.6948118469.

The spelling of 417996939 in words is "four hundred seventeen million, nine hundred ninety-six thousand, nine hundred thirty-nine".