474004621 has 4 divisors (see below), whose sum is σ = 474085372. Its totient is φ = 473923872.

The previous prime is 474004613. The next prime is 474004627. The reversal of 474004621 is 126400474.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 164737225 + 309267396 = 12835^2 + 17586^2 .

It is a cyclic number.

It is not a de Polignac number, because 474004621 - 2³ = 474004613 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 474004621.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (474004627) 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 3 ways as a sum of consecutive naturals, for example, 30816 + ... + 43561.

It is an arithmetic number, because the mean of its divisors is an integer number (118521343).

Almost surely, 2^474004621 is an apocalyptic number.

It is an amenable number.

474004621 is a deficient number, since it is larger than the sum of its proper divisors (80751).

474004621 is an equidigital number, since it uses as much as digits as its factorization.

474004621 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80750.

The product of its (nonzero) digits is 5376, while the sum is 28.

The square root of 474004621 is about 21771.6471815984. The cubic root of 474004621 is about 779.6999837849.

The spelling of 474004621 in words is "four hundred seventy-four million, four thousand, six hundred twenty-one".