4936221900 has 108 divisors (see below), whose sum is σ = 15486477552. Its totient is φ = 1315121280.

The previous prime is 4936221893. The next prime is 4936221919. The reversal of 4936221900 is 91226394.

4936221900 is a `hidden beast` number, since 493 + 62 + 21 + 90 + 0 = 666.

It is a super-2 number, since 2×4936221900² = 48732573292079220000, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 1444594 + ... + 1448006.

Almost surely, 2^4936221900 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4936221900, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7743238776).

4936221900 is an abundant number, since it is smaller than the sum of its proper divisors (10550255652).

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

4936221900 is a wasteful number, since it uses less digits than its factorization.

4936221900 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5040 (or 5030 counting only the distinct ones).

The product of its (nonzero) digits is 23328, while the sum is 36.

The square root of 4936221900 is about 70258.2514726918. The cubic root of 4936221900 is about 1702.6742109244.

The spelling of 4936221900 in words is "four billion, nine hundred thirty-six million, two hundred twenty-one thousand, nine hundred".