1164656 has 20 divisors (see below), whose sum is σ = 2286312. Its totient is φ = 574656.

The previous prime is 1164641. The next prime is 1164659. The reversal of 1164656 is 6564611.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1164659) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 890 + ... + 1766.

2^1164656 is an apocalyptic number.

1164656 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1164656 is a deficient number, since it is larger than the sum of its proper divisors (1121656).

1164656 is an equidigital number, since it uses as much as digits as its factorization.

1164656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 968 (or 962 counting only the distinct ones).

The product of its digits is 4320, while the sum is 29.

The square root of 1164656 is about 1079.1922905581. The cubic root of 1164656 is about 105.2121485486.

The spelling of 1164656 in words is "one million, one hundred sixty-four thousand, six hundred fifty-six".