1110642 has 32 divisors (see below), whose sum is σ = 2479680. Its totient is φ = 329280.

The previous prime is 1110617. The next prime is 1110643. The reversal of 1110642 is 2460111.

It is not an unprimeable number, because it can be changed into a prime (1110643) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2017 + ... + 2507.

It is an arithmetic number, because the mean of its divisors is an integer number (77490).

2^1110642 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1110642, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1239840).

1110642 is an abundant number, since it is smaller than the sum of its proper divisors (1369038).

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

1110642 is a wasteful number, since it uses less digits than its factorization.

1110642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 538.

The product of its (nonzero) digits is 48, while the sum is 15.

The square root of 1110642 is about 1053.8700109596. The cubic root of 1110642 is about 103.5598384403.

Adding to 1110642 its reverse (2460111), we get a palindrome (3570753).

The spelling of 1110642 in words is "one million, one hundred ten thousand, six hundred forty-two".