4420320142 has 16 divisors (see below), whose sum is σ = 7590314592. Its totient is φ = 1891267200.

The previous prime is 4420320131. The next prime is 4420320169. The reversal of 4420320142 is 2410230244.

It is a happy number.

It is a congruent number.

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, 254263 + ... + 271090.

It is an arithmetic number, because the mean of its divisors is an integer number (474394662).

Almost surely, 2^4420320142 is an apocalyptic number.

4420320142 is a deficient number, since it is larger than the sum of its proper divisors (3169994450).

4420320142 is a wasteful number, since it uses less digits than its factorization.

4420320142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 525963.

The product of its (nonzero) digits is 1536, while the sum is 22.

The square root of 4420320142 is about 66485.4882060740. The cubic root of 4420320142 is about 1641.1612019576.

Adding to 4420320142 its reverse (2410230244), we get a palindrome (6830550386).

The spelling of 4420320142 in words is "four billion, four hundred twenty million, three hundred twenty thousand, one hundred forty-two".