320473753 has 8 divisors (see below), whose sum is σ = 338881536. Its totient is φ = 302570400.

The previous prime is 320473733. The next prime is 320473757. The reversal of 320473753 is 357374023.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 320473753 - 2¹⁷ = 320342681 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (320473757) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 124801 + ... + 127342.

It is an arithmetic number, because the mean of its divisors is an integer number (42360192).

Almost surely, 2^320473753 is an apocalyptic number.

It is an amenable number.

320473753 is a deficient number, since it is larger than the sum of its proper divisors (18407783).

320473753 is a wasteful number, since it uses less digits than its factorization.

320473753 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 252215.

The product of its (nonzero) digits is 52920, while the sum is 34.

The square root of 320473753 is about 17901.7807214813. The cubic root of 320473753 is about 684.3277564964.

The spelling of 320473753 in words is "three hundred twenty million, four hundred seventy-three thousand, seven hundred fifty-three".