473631 has 4 divisors (see below), whose sum is σ = 631512. Its totient is φ = 315752.

The previous prime is 473617. The next prime is 473633. The reversal of 473631 is 136374.

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

It is a cyclic number.

It is not a de Polignac number, because 473631 - 2⁷ = 473503 is a prime.

It is a super-2 number, since 2×473631² = 448652648322, which contains 22 as substring.

It is a D-number.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 473631.

It is not an unprimeable number, because it can be changed into a prime (473633) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 78936 + ... + 78941.

It is an arithmetic number, because the mean of its divisors is an integer number (157878).

2⁴⁷³⁶³¹ is an apocalyptic number.

473631 is a deficient number, since it is larger than the sum of its proper divisors (157881).

473631 is a wasteful number, since it uses less digits than its factorization.

473631 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 157880.

The product of its digits is 1512, while the sum is 24.

The square root of 473631 is about 688.2085439749. The cubic root of 473631 is about 77.9495070972.

The spelling of 473631 in words is "four hundred seventy-three thousand, six hundred thirty-one".