4220402442 has 16 divisors (see below), whose sum is σ = 8637103200. Its totient is φ = 1374084432.

The previous prime is 4220402437. The next prime is 4220402467. The reversal of 4220402442 is 2442040224.

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, 8178817 + ... + 8179332.

It is an arithmetic number, because the mean of its divisors is an integer number (539818950).

Almost surely, 2^4220402442 is an apocalyptic number.

4220402442 is an abundant number, since it is smaller than the sum of its proper divisors (4416700758).

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

4220402442 is a wasteful number, since it uses less digits than its factorization.

4220402442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16358197.

The product of its (nonzero) digits is 4096, while the sum is 24.

The square root of 4220402442 is about 64964.6245429003. The cubic root of 4220402442 is about 1616.0369575923.

Adding to 4220402442 its reverse (2442040224), we get a palindrome (6662442666).

The spelling of 4220402442 in words is "four billion, two hundred twenty million, four hundred two thousand, four hundred forty-two".