4171228740 has 144 divisors (see below), whose sum is σ = 14495120640. Its totient is φ = 951125760.

The previous prime is 4171228729. The next prime is 4171228751. The reversal of 4171228740 is 478221714.

4171228740 is a `hidden beast` number, since 417 + 122 + 87 + 40 = 666.

It is an interprime number because it is at equal distance from previous prime (4171228729) and next prime (4171228751).

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 = 4171228695 and 4171228704.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 549370 + ... + 556910.

It is an arithmetic number, because the mean of its divisors is an integer number (100660560).

Almost surely, 2^4171228740 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 4171228740, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7247560320).

4171228740 is an abundant number, since it is smaller than the sum of its proper divisors (10323891900).

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

4171228740 is a wasteful number, since it uses less digits than its factorization.

4171228740 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8002 (or 7997 counting only the distinct ones).

The product of its (nonzero) digits is 25088, while the sum is 36.

The square root of 4171228740 is about 64585.0504373884. The cubic root of 4171228740 is about 1609.7360445842.

The spelling of 4171228740 in words is "four billion, one hundred seventy-one million, two hundred twenty-eight thousand, seven hundred forty".