320077473 has 12 divisors (see below), whose sum is σ = 436052400. Its totient is φ = 208840552.

The previous prime is 320077469. The next prime is 320077481. The reversal of 320077473 is 374770023.

It is not a de Polignac number, because 320077473 - 2² = 320077469 is a prime.

It is not an unprimeable number, because it can be changed into a prime (320077403) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 17523 + ... + 30776.

It is an arithmetic number, because the mean of its divisors is an integer number (36337700).

Almost surely, 2^320077473 is an apocalyptic number.

It is an amenable number.

320077473 is a deficient number, since it is larger than the sum of its proper divisors (115974927).

320077473 is an equidigital number, since it uses as much as digits as its factorization.

320077473 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48396 (or 48349 counting only the distinct ones).

The product of its (nonzero) digits is 24696, while the sum is 33.

The square root of 320077473 is about 17890.7091251297. The cubic root of 320077473 is about 684.0455729527.

The spelling of 320077473 in words is "three hundred twenty million, seventy-seven thousand, four hundred seventy-three".