1137224 has 16 divisors (see below), whose sum is σ = 2326320. Its totient is φ = 516880.

The previous prime is 1137209. The next prime is 1137229. The reversal of 1137224 is 4227311.

It is a junction number, because it is equal to n+sod(n) for n = 1137196 and 1137205.

It is not an unprimeable number, because it can be changed into a prime (1137229) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6374 + ... + 6549.

It is an arithmetic number, because the mean of its divisors is an integer number (145395).

2^1137224 is an apocalyptic number.

It is an amenable number.

1137224 is an abundant number, since it is smaller than the sum of its proper divisors (1189096).

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

1137224 is a wasteful number, since it uses less digits than its factorization.

1137224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12940 (or 12936 counting only the distinct ones).

The product of its digits is 336, while the sum is 20.

The square root of 1137224 is about 1066.4070517396. The cubic root of 1137224 is about 104.3795304427.

It can be divided in two parts, 113 and 7224, that added together give a palindrome (7337).

The spelling of 1137224 in words is "one million, one hundred thirty-seven thousand, two hundred twenty-four".