417139492 has 24 divisors (see below), whose sum is σ = 910123200. Its totient is φ = 162521760.

The previous prime is 417139483. The next prime is 417139493. The reversal of 417139492 is 294931714.

It is a hoax number, since the sum of its digits (40) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (417139493) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 676867 + ... + 677482.

It is an arithmetic number, because the mean of its divisors is an integer number (37921800).

Almost surely, 2^417139492 is an apocalyptic number.

It is an amenable number.

417139492 is an abundant number, since it is smaller than the sum of its proper divisors (492983708).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

417139492 is a wasteful number, since it uses less digits than its factorization.

417139492 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1354371 (or 1354369 counting only the distinct ones).

The product of its digits is 54432, while the sum is 40.

The square root of 417139492 is about 20423.9930473940. The cubic root of 417139492 is about 747.1832071854.

The spelling of 417139492 in words is "four hundred seventeen million, one hundred thirty-nine thousand, four hundred ninety-two".