474631 has 4 divisors (see below), whose sum is σ = 476064. Its totient is φ = 473200.

The previous prime is 474629. The next prime is 474647. The reversal of 474631 is 136474.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 474631 - 2¹ = 474629 is a prime.

It is a super-2 number, since 2×474631² = 450549172322, which contains 22 as substring.

It is a Duffinian number.

474631 is a lucky number.

It is a zygodrome in base 2.

It is a junction number, because it is equal to n+sod(n) for n = 474596 and 474605.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (474671) 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 3 ways as a sum of consecutive naturals, for example, 66 + ... + 976.

It is an arithmetic number, because the mean of its divisors is an integer number (119016).

2⁴⁷⁴⁶³¹ is an apocalyptic number.

474631 is a deficient number, since it is larger than the sum of its proper divisors (1433).

474631 is an equidigital number, since it uses as much as digits as its factorization.

474631 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1432.

The product of its digits is 2016, while the sum is 25.

The square root of 474631 is about 688.9346848577. The cubic root of 474631 is about 78.0043280526.

The spelling of 474631 in words is "four hundred seventy-four thousand, six hundred thirty-one".