11018442 has 24 divisors (see below), whose sum is σ = 23262336. Its totient is φ = 3478824.

The previous prime is 11018429. The next prime is 11018453. The reversal of 11018442 is 24481011.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 378 + ... + 4709.

It is an arithmetic number, because the mean of its divisors is an integer number (969264).

Almost surely, 2^11018442 is an apocalyptic number.

11018442 is an abundant number, since it is smaller than the sum of its proper divisors (12243894).

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

11018442 is a wasteful number, since it uses less digits than its factorization.

11018442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5130 (or 5111 counting only the distinct ones).

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

The square root of 11018442 is about 3319.4038621415. The cubic root of 11018442 is about 222.5222264545.

Adding to 11018442 its reverse (24481011), we get a palindrome (35499453).

The spelling of 11018442 in words is "eleven million, eighteen thousand, four hundred forty-two".