313528305 has 32 divisors (see below), whose sum is σ = 515579904. Its totient is φ = 162616256.

The previous prime is 313528277. The next prime is 313528339. The reversal of 313528305 is 503825313.

It is a cyclic number.

It is not a de Polignac number, because 313528305 - 2⁵ = 313528273 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 116404 + ... + 119066.

It is an arithmetic number, because the mean of its divisors is an integer number (16111872).

Almost surely, 2^313528305 is an apocalyptic number.

It is an amenable number.

313528305 is a deficient number, since it is larger than the sum of its proper divisors (202051599).

313528305 is a wasteful number, since it uses less digits than its factorization.

313528305 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2885.

The product of its (nonzero) digits is 10800, while the sum is 30.

The square root of 313528305 is about 17706.7305000104. The cubic root of 313528305 is about 679.3479223317.

The spelling of 313528305 in words is "three hundred thirteen million, five hundred twenty-eight thousand, three hundred five".