1164642 has 16 divisors (see below), whose sum is σ = 2362080. Its totient is φ = 382752.

The previous prime is 1164641. The next prime is 1164659. The reversal of 1164642 is 2464611.

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, 892 + ... + 1767.

It is an arithmetic number, because the mean of its divisors is an integer number (147630).

2^1164642 is an apocalyptic number.

1164642 is an abundant number, since it is smaller than the sum of its proper divisors (1197438).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1164642 is a wasteful number, since it uses less digits than its factorization.

1164642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2737.

The product of its digits is 1152, while the sum is 24.

The square root of 1164642 is about 1079.1858042061. The cubic root of 1164642 is about 105.2117269718.

The spelling of 1164642 in words is "one million, one hundred sixty-four thousand, six hundred forty-two".