4197172380 has 96 divisors (see below), whose sum is σ = 12281601024. Its totient is φ = 1069926144.

The previous prime is 4197172363. The next prime is 4197172387. The reversal of 4197172380 is 832717914.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4197172387) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 103954 + ... + 138566.

It is an arithmetic number, because the mean of its divisors is an integer number (127933344).

Almost surely, 2^4197172380 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 4197172380, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6140800512).

4197172380 is an abundant number, since it is smaller than the sum of its proper divisors (8084428644).

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

4197172380 is a wasteful number, since it uses less digits than its factorization.

4197172380 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34715 (or 34713 counting only the distinct ones).

The product of its (nonzero) digits is 84672, while the sum is 42.

The square root of 4197172380 is about 64785.5877491283. The cubic root of 4197172380 is about 1613.0664883019.

The spelling of 4197172380 in words is "four billion, one hundred ninety-seven million, one hundred seventy-two thousand, three hundred eighty".