2211442 has 8 divisors (see below), whose sum is σ = 3326976. Its totient is φ = 1102452.

The previous prime is 2211439. The next prime is 2211481. The reversal of 2211442 is 2441122.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 678 + ... + 2209.

It is an arithmetic number, because the mean of its divisors is an integer number (415872).

2^2211442 is an apocalyptic number.

2211442 is a deficient number, since it is larger than the sum of its proper divisors (1115534).

2211442 is a wasteful number, since it uses less digits than its factorization.

2211442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3272.

The product of its digits is 128, while the sum is 16.

The square root of 2211442 is about 1487.0917927283. The cubic root of 2211442 is about 130.2842301812.

Adding to 2211442 its reverse (2441122), we get a palindrome (4652564).

The spelling of 2211442 in words is "two million, two hundred eleven thousand, four hundred forty-two".