4172622228 has 48 divisors (see below), whose sum is σ = 10929461760. Its totient is φ = 1376531712.

The previous prime is 4172622197. The next prime is 4172622247. The reversal of 4172622228 is 8222262714.

4172622228 is a `hidden beast` number, since 4 + 1 + 7 + 2 + 622 + 2 + 28 = 666.

4172622228 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a junction number, because it is equal to n+sod(n) for n = 4172622192 and 4172622201.

It is a congruent number.

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, 188676 + ... + 209627.

It is an arithmetic number, because the mean of its divisors is an integer number (227697120).

Almost surely, 2^4172622228 is an apocalyptic number.

It is an amenable number.

4172622228 is an abundant number, since it is smaller than the sum of its proper divisors (6756839532).

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

4172622228 is a wasteful number, since it uses less digits than its factorization.

4172622228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 398413 (or 398405 counting only the distinct ones).

The product of its digits is 43008, while the sum is 36.

The square root of 4172622228 is about 64595.8375439161. The cubic root of 4172622228 is about 1609.9152801890.

The spelling of 4172622228 in words is "four billion, one hundred seventy-two million, six hundred twenty-two thousand, two hundred twenty-eight".