1164646 has 16 divisors (see below), whose sum is σ = 2046240. Its totient is φ = 486720.

The previous prime is 1164641. The next prime is 1164659. The reversal of 1164646 is 6464611.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1164641) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 441 + ... + 1588.

It is an arithmetic number, because the mean of its divisors is an integer number (127890).

2^1164646 is an apocalyptic number.

1164646 is a deficient number, since it is larger than the sum of its proper divisors (881594).

1164646 is a wasteful number, since it uses less digits than its factorization.

1164646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2079.

The product of its digits is 3456, while the sum is 28.

The square root of 1164646 is about 1079.1876574535. The cubic root of 1164646 is about 105.2118474226.

The spelling of 1164646 in words is "one million, one hundred sixty-four thousand, six hundred forty-six".