1138322 has 4 divisors (see below), whose sum is σ = 1707486. Its totient is φ = 569160.

The previous prime is 1138273. The next prime is 1138363. The reversal of 1138322 is 2238311.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 755161 + 383161 = 869^2 + 619^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1138294 and 1138303.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 284579 + ... + 284582.

2^1138322 is an apocalyptic number.

1138322 is a deficient number, since it is larger than the sum of its proper divisors (569164).

1138322 is an equidigital number, since it uses as much as digits as its factorization.

1138322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 569163.

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

The square root of 1138322 is about 1066.9217403353. The cubic root of 1138322 is about 104.4131127621.

The spelling of 1138322 in words is "one million, one hundred thirty-eight thousand, three hundred twenty-two".