2400220442 has 16 divisors (see below), whose sum is σ = 3701787264. Its totient is φ = 1166508000.

The previous prime is 2400220399. The next prime is 2400220481. The reversal of 2400220442 is 2440220042.

It is a super-2 number, since 2×2400220442² = 11522116340389350728, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31784 + ... + 76227.

It is an arithmetic number, because the mean of its divisors is an integer number (231361704).

Almost surely, 2^2400220442 is an apocalyptic number.

2400220442 is a deficient number, since it is larger than the sum of its proper divisors (1301566822).

2400220442 is a wasteful number, since it uses less digits than its factorization.

2400220442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 108325.

The product of its (nonzero) digits is 1024, while the sum is 20.

The square root of 2400220442 is about 48992.0446807438. The cubic root of 2400220442 is about 1338.9068908922.

Adding to 2400220442 its reverse (2440220042), we get a palindrome (4840440484).

It can be divided in two parts, 24002 and 20442, that added together give a palindrome (44444).

The spelling of 2400220442 in words is "two billion, four hundred million, two hundred twenty thousand, four hundred forty-two".