11442042 has 24 divisors (see below), whose sum is σ = 25369344. Its totient is φ = 3725064.

The previous prime is 11442031. The next prime is 11442043. The reversal of 11442042 is 24024411.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (11442043) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6618 + ... + 8165.

It is an arithmetic number, because the mean of its divisors is an integer number (1057056).

Almost surely, 2^11442042 is an apocalyptic number.

11442042 is an abundant number, since it is smaller than the sum of its proper divisors (13927302).

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

11442042 is a wasteful number, since it uses less digits than its factorization.

11442042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14834 (or 14831 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

The square root of 11442042 is about 3382.6087565664. The cubic root of 11442042 is about 225.3380400224.

Adding to 11442042 its reverse (24024411), we get a palindrome (35466453).

The spelling of 11442042 in words is "eleven million, four hundred forty-two thousand, forty-two".