420273174 has 8 divisors (see below), whose sum is σ = 840546360. Its totient is φ = 140091056.

The previous prime is 420273173. The next prime is 420273193. The reversal of 420273174 is 471372024.

It is a sphenic number, since it is the product of 3 distinct primes.

420273174 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (420273173) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35022759 + ... + 35022770.

It is an arithmetic number, because the mean of its divisors is an integer number (105068295).

Almost surely, 2^420273174 is an apocalyptic number.

420273174 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

420273174 is a wasteful number, since it uses less digits than its factorization.

420273174 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70045534.

The product of its (nonzero) digits is 9408, while the sum is 30.

The square root of 420273174 is about 20500.5652117204. The cubic root of 420273174 is about 749.0495658531.

The spelling of 420273174 in words is "four hundred twenty million, two hundred seventy-three thousand, one hundred seventy-four".