1122986 has 8 divisors (see below), whose sum is σ = 1783620. Its totient is φ = 528448.

The previous prime is 1122983. The next prime is 1122997. The reversal of 1122986 is 6892211.

It can be written as a sum of positive squares in 2 ways, for example, as 1062961 + 60025 = 1031^2 + 245^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×1122986² = 2522195112392, which contains 22 as substring.

It is a plaindrome in base 16.

It is a zygodrome in base 16.

It is not an unprimeable number, because it can be changed into a prime (1122983) 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, 16481 + ... + 16548.

2^1122986 is an apocalyptic number.

1122986 is a deficient number, since it is larger than the sum of its proper divisors (660634).

1122986 is a wasteful number, since it uses less digits than its factorization.

1122986 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33048.

The product of its digits is 1728, while the sum is 29.

The square root of 1122986 is about 1059.7103377810. The cubic root of 1122986 is about 103.9420905418.

The spelling of 1122986 in words is "one million, one hundred twenty-two thousand, nine hundred eighty-six".