420122032 has 40 divisors (see below), whose sum is σ = 889175232. Its totient is φ = 190708800.

The previous prime is 420122029. The next prime is 420122041. The reversal of 420122032 is 230221024.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a junction number, because it is equal to n+sod(n) for n = 420121997 and 420122015.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 207907 + ... + 209917.

Almost surely, 2^420122032 is an apocalyptic number.

It is an amenable number.

420122032 is an abundant number, since it is smaller than the sum of its proper divisors (469053200).

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

420122032 is a wasteful number, since it uses less digits than its factorization.

420122032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3217 (or 3211 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 16.

The square root of 420122032 is about 20496.8785916295. The cubic root of 420122032 is about 748.9597620218.

Adding to 420122032 its reverse (230221024), we get a palindrome (650343056).

It can be divided in two parts, 42012 and 2032, that added together give a palindrome (44044).

The spelling of 420122032 in words is "four hundred twenty million, one hundred twenty-two thousand, thirty-two".