474149637 has 12 divisors (see below), whose sum is σ = 737566284. Its totient is φ = 291784320.

The previous prime is 474149629. The next prime is 474149639. The reversal of 474149637 is 736941474.

474149637 is a `hidden beast` number, since 4 + 7 + 4 + 1 + 4 + 9 + 637 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 57744801 + 416404836 = 7599^2 + 20406^2 .

It is not a de Polignac number, because 474149637 - 2³ = 474149629 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 474149592 and 474149601.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (474149639) 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 11 ways as a sum of consecutive naturals, for example, 2026164 + ... + 2026397.

It is an arithmetic number, because the mean of its divisors is an integer number (61463857).

Almost surely, 2^474149637 is an apocalyptic number.

It is an amenable number.

474149637 is a deficient number, since it is larger than the sum of its proper divisors (263416647).

474149637 is a wasteful number, since it uses less digits than its factorization.

474149637 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4052580 (or 4052577 counting only the distinct ones).

The product of its digits is 508032, while the sum is 45.

The square root of 474149637 is about 21774.9773134210. The cubic root of 474149637 is about 779.7794889480.

The spelling of 474149637 in words is "four hundred seventy-four million, one hundred forty-nine thousand, six hundred thirty-seven".