474139305 has 16 divisors (see below), whose sum is σ = 842914560. Its totient is φ = 252874224.

The previous prime is 474139291. The next prime is 474139343. The reversal of 474139305 is 503931474.

It is not a de Polignac number, because 474139305 - 2¹² = 474135209 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 474139305.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 1755937 + ... + 1756206.

It is an arithmetic number, because the mean of its divisors is an integer number (52682160).

Almost surely, 2^474139305 is an apocalyptic number.

474139305 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

474139305 is a deficient number, since it is larger than the sum of its proper divisors (368775255).

474139305 is a wasteful number, since it uses less digits than its factorization.

474139305 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3512157 (or 3512151 counting only the distinct ones).

The product of its (nonzero) digits is 45360, while the sum is 36.

The square root of 474139305 is about 21774.7400673349. The cubic root of 474139305 is about 779.7738249554.

The spelling of 474139305 in words is "four hundred seventy-four million, one hundred thirty-nine thousand, three hundred five".