1164260 has 24 divisors (see below), whose sum is σ = 2552256. Its totient is φ = 445280.

The previous prime is 1164253. The next prime is 1164287. The reversal of 1164260 is 624611.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is an Ulam number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 806 + ... + 1725.

It is an arithmetic number, because the mean of its divisors is an integer number (106344).

2^1164260 is an apocalyptic number.

1164260 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1164260 is an abundant number, since it is smaller than the sum of its proper divisors (1387996).

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

1164260 is a wasteful number, since it uses less digits than its factorization.

1164260 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2563 (or 2561 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 20.

The square root of 1164260 is about 1079.0088044126. The cubic root of 1164260 is about 105.2002226426.

Adding to 1164260 its reverse (624611), we get a palindrome (1788871).

The spelling of 1164260 in words is "one million, one hundred sixty-four thousand, two hundred sixty".