4400220342 has 32 divisors (see below), whose sum is σ = 10170662400. Its totient is φ = 1243078848.

The previous prime is 4400220329. The next prime is 4400220397. The reversal of 4400220342 is 2430220044.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 584842 + ... + 592317.

It is an arithmetic number, because the mean of its divisors is an integer number (317833200).

Almost surely, 2^4400220342 is an apocalyptic number.

4400220342 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

4400220342 is an abundant number, since it is smaller than the sum of its proper divisors (5770442058).

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

4400220342 is a wasteful number, since it uses less digits than its factorization.

4400220342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1177260.

The product of its (nonzero) digits is 1536, while the sum is 21.

The square root of 4400220342 is about 66334.1566766323. The cubic root of 4400220342 is about 1638.6698939095.

Adding to 4400220342 its reverse (2430220044), we get a palindrome (6830440386).

The spelling of 4400220342 in words is "four billion, four hundred million, two hundred twenty thousand, three hundred forty-two".