4002454220 has 48 divisors (see below), whose sum is σ = 8623208160. Its totient is φ = 1559978496.

The previous prime is 4002454219. The next prime is 4002454231. The reversal of 4002454220 is 224542004.

4002454220 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 104666 + ... + 137694.

It is an arithmetic number, because the mean of its divisors is an integer number (179650170).

Almost surely, 2^4002454220 is an apocalyptic number.

It is an amenable number.

4002454220 is an abundant number, since it is smaller than the sum of its proper divisors (4620753940).

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

4002454220 is a wasteful number, since it uses less digits than its factorization.

4002454220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33194 (or 33192 counting only the distinct ones).

The product of its (nonzero) digits is 2560, while the sum is 23.

The square root of 4002454220 is about 63264.9525408816. The cubic root of 4002454220 is about 1587.7256382109.

Adding to 4002454220 its reverse (224542004), we get a palindrome (4226996224).

The spelling of 4002454220 in words is "four billion, two million, four hundred fifty-four thousand, two hundred twenty".