474693439 has 8 divisors (see below), whose sum is σ = 518159232. Its totient is φ = 431279640.

The previous prime is 474693437. The next prime is 474693491. The reversal of 474693439 is 934396474.

It is a happy number.

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

It is not a de Polignac number, because 474693439 - 2¹ = 474693437 is a prime.

It is a super-2 number, since 2×474693439² = 450667722059293442, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 474693392 and 474693401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (474693437) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7512 + ... + 31714.

It is an arithmetic number, because the mean of its divisors is an integer number (64769904).

Almost surely, 2^474693439 is an apocalyptic number.

474693439 is a deficient number, since it is larger than the sum of its proper divisors (43465793).

474693439 is a wasteful number, since it uses less digits than its factorization.

474693439 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25997.

The product of its digits is 1959552, while the sum is 49.

The square root of 474693439 is about 21787.4605908995. The cubic root of 474693439 is about 780.0774846321.

The spelling of 474693439 in words is "four hundred seventy-four million, six hundred ninety-three thousand, four hundred thirty-nine".