1122732 has 36 divisors (see below), whose sum is σ = 3057600. Its totient is φ = 345312.

The previous prime is 1122721. The next prime is 1122739. The reversal of 1122732 is 2372211.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (1122739) 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, 732 + ... + 1667.

2^1122732 is an apocalyptic number.

1122732 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1122732 is an abundant number, since it is smaller than the sum of its proper divisors (1934868).

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

1122732 is a wasteful number, since it uses less digits than its factorization.

1122732 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2422 (or 2417 counting only the distinct ones).

The product of its digits is 168, while the sum is 18.

The square root of 1122732 is about 1059.5904869335. The cubic root of 1122732 is about 103.9342533168.

Adding to 1122732 its reverse (2372211), we get a palindrome (3494943).

It can be divided in two parts, 11 and 22732, that multiplied together give a palindrome (250052).

The spelling of 1122732 in words is "one million, one hundred twenty-two thousand, seven hundred thirty-two".