3115664 has 10 divisors (see below), whose sum is σ = 6036630. Its totient is φ = 1557824.

The previous prime is 3115657. The next prime is 3115667. The reversal of 3115664 is 4665113.

It can be written as a sum of positive squares in only one way, i.e., 2131600 + 984064 = 1460^2 + 992^2 .

It is not an unprimeable number, because it can be changed into a prime (3115667) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 97349 + ... + 97380.

It is an arithmetic number, because the mean of its divisors is an integer number (603663).

Almost surely, 2^3115664 is an apocalyptic number.

It is an amenable number.

3115664 is a deficient number, since it is larger than the sum of its proper divisors (2920966).

3115664 is a wasteful number, since it uses less digits than its factorization.

3115664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 194737 (or 194731 counting only the distinct ones).

The product of its digits is 2160, while the sum is 26.

The square root of 3115664 is about 1765.1243582252. The cubic root of 3115664 is about 146.0551489913.

It can be divided in two parts, 31 and 15664, that multiplied together give a palindrome (485584).

The spelling of 3115664 in words is "three million, one hundred fifteen thousand, six hundred sixty-four".