1164028 has 6 divisors (see below), whose sum is σ = 2037056. Its totient is φ = 582012.

The previous prime is 1164001. The next prime is 1164029. The reversal of 1164028 is 8204611.

It is a super-2 number, since 2×1164028² = 2709922369568, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1164029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 145500 + ... + 145507.

2^1164028 is an apocalyptic number.

It is an amenable number.

1164028 is a deficient number, since it is larger than the sum of its proper divisors (873028).

1164028 is a wasteful number, since it uses less digits than its factorization.

1164028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 291011 (or 291009 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 22.

The square root of 1164028 is about 1078.9012929828. The cubic root of 1164028 is about 105.1932344919.

Adding to 1164028 its reverse (8204611), we get a palindrome (9368639).

The spelling of 1164028 in words is "one million, one hundred sixty-four thousand, twenty-eight".