4720220642 has 16 divisors (see below), whose sum is σ = 7314929664. Its totient is φ = 2282040000.

The previous prime is 4720220623. The next prime is 4720220657. The reversal of 4720220642 is 2460220274.

It is a happy 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, 42767 + ... + 106157.

It is an arithmetic number, because the mean of its divisors is an integer number (457183104).

Almost surely, 2^4720220642 is an apocalyptic number.

4720220642 is a deficient number, since it is larger than the sum of its proper divisors (2594709022).

4720220642 is a wasteful number, since it uses less digits than its factorization.

4720220642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64625.

The product of its (nonzero) digits is 10752, while the sum is 29.

The square root of 4720220642 is about 68703.8619147425. The cubic root of 4720220642 is about 1677.4674428928.

The spelling of 4720220642 in words is "four billion, seven hundred twenty million, two hundred twenty thousand, six hundred forty-two".