7118864 has 10 divisors (see below), whose sum is σ = 13792830. Its totient is φ = 3559424.

The previous prime is 7118861. The next prime is 7118879. The reversal of 7118864 is 4688117.

It can be written as a sum of positive squares in only one way, i.e., 7075600 + 43264 = 2660^2 + 208^2 .

It is not an unprimeable number, because it can be changed into a prime (7118861) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 222449 + ... + 222480.

It is an arithmetic number, because the mean of its divisors is an integer number (1379283).

Almost surely, 2^7118864 is an apocalyptic number.

It is an amenable number.

7118864 is a deficient number, since it is larger than the sum of its proper divisors (6673966).

7118864 is a wasteful number, since it uses less digits than its factorization.

7118864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 444937 (or 444931 counting only the distinct ones).

The product of its digits is 10752, while the sum is 35.

The square root of 7118864 is about 2668.1199373342. The cubic root of 7118864 is about 192.3698023298.

The spelling of 7118864 in words is "seven million, one hundred eighteen thousand, eight hundred sixty-four".