420104232 has 48 divisors (see below), whose sum is σ = 1179927840. Its totient is φ = 140034096.

The previous prime is 420104183. The next prime is 420104233. The reversal of 420104232 is 232401024.

420104232 is a `hidden beast` number, since 420 + 10 + 4 + 232 = 666.

It is a hoax number, since the sum of its digits (18) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (420104233) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 106108 + ... + 109995.

It is an arithmetic number, because the mean of its divisors is an integer number (24581830).

Almost surely, 2^420104232 is an apocalyptic number.

It is an amenable number.

420104232 is an abundant number, since it is smaller than the sum of its proper divisors (759823608).

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

420104232 is a wasteful number, since it uses less digits than its factorization.

420104232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 216124 (or 216108 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

The square root of 420104232 is about 20496.4443745738. Note that the first 3 decimals coincide. The cubic root of 420104232 is about 748.9491844030.

Adding to 420104232 its reverse (232401024), we get a palindrome (652505256).

The spelling of 420104232 in words is "four hundred twenty million, one hundred four thousand, two hundred thirty-two".