4002201828 has 18 divisors (see below), whose sum is σ = 10116676934. Its totient is φ = 1334067264.

The previous prime is 4002201799. The next prime is 4002201851. The reversal of 4002201828 is 8281022004.

4002201828 is a `hidden beast` number, since 400 + 220 + 18 + 28 = 666.

It can be written as a sum of positive squares in only one way, i.e., 4001574564 + 627264 = 63258^2 + 792^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 55586101 + ... + 55586172.

Almost surely, 2^4002201828 is an apocalyptic number.

It is an amenable number.

4002201828 is an abundant number, since it is smaller than the sum of its proper divisors (6114475106).

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

4002201828 is a wasteful number, since it uses less digits than its factorization.

4002201828 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111172283 (or 111172278 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 27.

The square root of 4002201828 is about 63262.9577873182. The cubic root of 4002201828 is about 1587.6922638818.

The spelling of 4002201828 in words is "four billion, two million, two hundred one thousand, eight hundred twenty-eight".