2222540442 has 24 divisors (see below), whose sum is σ = 4860513216. Its totient is φ = 733922376.

The previous prime is 2222540413. The next prime is 2222540473. The reversal of 2222540442 is 2440452222.

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, 575058 + ... + 578909.

It is an arithmetic number, because the mean of its divisors is an integer number (202521384).

Almost surely, 2^2222540442 is an apocalyptic number.

2222540442 is an abundant number, since it is smaller than the sum of its proper divisors (2637972774).

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

2222540442 is a wasteful number, since it uses less digits than its factorization.

2222540442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1154082 (or 1154079 counting only the distinct ones).

The product of its (nonzero) digits is 10240, while the sum is 27.

The square root of 2222540442 is about 47143.8271887211. The cubic root of 2222540442 is about 1305.0181668321.

Adding to 2222540442 its reverse (2440452222), we get a palindrome (4662992664).

The spelling of 2222540442 in words is "two billion, two hundred twenty-two million, five hundred forty thousand, four hundred forty-two".