2321564315 has 16 divisors (see below), whose sum is σ = 3208170240. Its totient is φ = 1579774560.

The previous prime is 2321564299. The next prime is 2321564351. The reversal of 2321564315 is 5134651232.

It is a happy number.

It is not a de Polignac number, because 2321564315 - 2⁴ = 2321564299 is a prime.

It is a super-3 number, since 3×2321564315³ (a number of 29 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 248585 + ... + 257754.

It is an arithmetic number, because the mean of its divisors is an integer number (200510640).

Almost surely, 2^2321564315 is an apocalyptic number.

2321564315 is a deficient number, since it is larger than the sum of its proper divisors (886605925).

2321564315 is a wasteful number, since it uses less digits than its factorization.

2321564315 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 506482.

The product of its digits is 21600, while the sum is 32.

The square root of 2321564315 is about 48182.6142399932. The cubic root of 2321564315 is about 1324.1186620296.

The spelling of 2321564315 in words is "two billion, three hundred twenty-one million, five hundred sixty-four thousand, three hundred fifteen".