4720170 has 144 divisors (see below), whose sum is σ = 15020640. Its totient is φ = 943488.

The previous prime is 4720159. The next prime is 4720187. The reversal of 4720170 is 710274.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 248421 + ... + 248439.

It is an arithmetic number, because the mean of its divisors is an integer number (104310).

Almost surely, 2^4720170 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4720170, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7510320).

4720170 is an abundant number, since it is smaller than the sum of its proper divisors (10300470).

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

4720170 is a wasteful number, since it uses less digits than its factorization.

4720170 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69 (or 49 counting only the distinct ones).

The product of its (nonzero) digits is 392, while the sum is 21.

The square root of 4720170 is about 2172.5952223090. The cubic root of 4720170 is about 167.7461443836.

The spelling of 4720170 in words is "four million, seven hundred twenty thousand, one hundred seventy".