474284457 has 8 divisors (see below), whose sum is σ = 702643680. Its totient is φ = 316189620.

The previous prime is 474284443. The next prime is 474284483. The reversal of 474284457 is 754482474.

It is not a de Polignac number, because 474284457 - 2¹¹ = 474282409 is a prime.

It is not an unprimeable number, because it can be changed into a prime (474284857) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8783019 + ... + 8783072.

It is an arithmetic number, because the mean of its divisors is an integer number (87830460).

Almost surely, 2^474284457 is an apocalyptic number.

It is an amenable number.

474284457 is a deficient number, since it is larger than the sum of its proper divisors (228359223).

474284457 is a wasteful number, since it uses less digits than its factorization.

474284457 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17566100 (or 17566094 counting only the distinct ones).

The product of its digits is 1003520, while the sum is 45.

The square root of 474284457 is about 21778.0728486246. The cubic root of 474284457 is about 779.8533896043.

The spelling of 474284457 in words is "four hundred seventy-four million, two hundred eighty-four thousand, four hundred fifty-seven".