473321431 has 4 divisors (see below), whose sum is σ = 516350664. Its totient is φ = 430292200.

The previous prime is 473321413. The next prime is 473321447. The reversal of 473321431 is 134123374.

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 473321431 - 2¹¹ = 473319383 is a prime.

It is a super-2 number, since 2×473321431² = 448066354087775522, which contains 22 as substring.

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 473321431.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (473321411) 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, 21514600 + ... + 21514621.

It is an arithmetic number, because the mean of its divisors is an integer number (129087666).

Almost surely, 2^473321431 is an apocalyptic number.

473321431 is a deficient number, since it is larger than the sum of its proper divisors (43029233).

473321431 is a wasteful number, since it uses less digits than its factorization.

473321431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43029232.

The product of its digits is 6048, while the sum is 28.

The square root of 473321431 is about 21755.9516224871. The cubic root of 473321431 is about 779.3252058925.

The spelling of 473321431 in words is "four hundred seventy-three million, three hundred twenty-one thousand, four hundred thirty-one".