473539507 has 4 divisors (see below), whose sum is σ = 541188016. Its totient is φ = 405891000.

The previous prime is 473539499. The next prime is 473539531. The reversal of 473539507 is 705935374.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 705935374 = 2 ⋅352967687.

It is a cyclic number.

It is not a de Polignac number, because 473539507 - 2³ = 473539499 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (473519507) 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, 33824244 + ... + 33824257.

It is an arithmetic number, because the mean of its divisors is an integer number (135297004).

Almost surely, 2^473539507 is an apocalyptic number.

473539507 is a deficient number, since it is larger than the sum of its proper divisors (67648509).

473539507 is an equidigital number, since it uses as much as digits as its factorization.

473539507 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67648508.

The product of its (nonzero) digits is 396900, while the sum is 43.

The square root of 473539507 is about 21760.9629152756. The cubic root of 473539507 is about 779.4448751195. Note that the first 3 decimals are identical.

The spelling of 473539507 in words is "four hundred seventy-three million, five hundred thirty-nine thousand, five hundred seven".