10118442 has 32 divisors (see below), whose sum is σ = 21088512. Its totient is φ = 3233984.

The previous prime is 10118429. The next prime is 10118453. The reversal of 10118442 is 24481101.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14608 + ... + 15284.

It is an arithmetic number, because the mean of its divisors is an integer number (659016).

Almost surely, 2^10118442 is an apocalyptic number.

10118442 is an abundant number, since it is smaller than the sum of its proper divisors (10970070).

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

10118442 is a wasteful number, since it uses less digits than its factorization.

10118442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 782.

The product of its (nonzero) digits is 256, while the sum is 21.

The square root of 10118442 is about 3180.9498581399. The cubic root of 10118442 is about 216.2907179389.

Adding to 10118442 its reverse (24481101), we get a palindrome (34599543).

It can be divided in two parts, 1011 and 8442, that added together give a triangular number (9453 = T₁₃₇).

The spelling of 10118442 in words is "ten million, one hundred eighteen thousand, four hundred forty-two".