1106442 has 12 divisors (see below), whose sum is σ = 2397330. Its totient is φ = 368808.

The previous prime is 1106429. The next prime is 1106447. The reversal of 1106442 is 2446011.

It can be written as a sum of positive squares in only one way, i.e., 720801 + 385641 = 849^2 + 621^2 .

It is a Harshad number since it is a multiple of its sum of digits (18), and also a Moran number because the ratio is a prime number: 61469 = 1106442 / (1 + 1 + 0 + 6 + 4 + 4 + 2).

It is not an unprimeable number, because it can be changed into a prime (1106447) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 30717 + ... + 30752.

2^1106442 is an apocalyptic number.

1106442 is an abundant number, since it is smaller than the sum of its proper divisors (1290888).

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

1106442 is a wasteful number, since it uses less digits than its factorization.

1106442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61477 (or 61474 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

The square root of 1106442 is about 1051.8754679143. The cubic root of 1106442 is about 103.4291330326.

The spelling of 1106442 in words is "one million, one hundred six thousand, four hundred forty-two".