1132390 has 24 divisors (see below), whose sum is σ = 2372112. Its totient is φ = 388080.

The previous prime is 1132333. The next prime is 1132393. The reversal of 1132390 is 932311.

It is a super-2 number, since 2×1132390² = 2564614224200, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1132393) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 666 + ... + 1645.

It is an arithmetic number, because the mean of its divisors is an integer number (98838).

2^1132390 is an apocalyptic number.

1132390 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1132390 is an abundant number, since it is smaller than the sum of its proper divisors (1239722).

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

1132390 is a wasteful number, since it uses less digits than its factorization.

1132390 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2332 (or 2325 counting only the distinct ones).

The product of its (nonzero) digits is 162, while the sum is 19.

The square root of 1132390 is about 1064.1381489262. The cubic root of 1132390 is about 104.2314249772.

The spelling of 1132390 in words is "one million, one hundred thirty-two thousand, three hundred ninety".