420414332 has 24 divisors (see below), whose sum is σ = 826770336. Its totient is φ = 185600448.

The previous prime is 420414307. The next prime is 420414341. The reversal of 420414332 is 233414024.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a junction number, because it is equal to n+sod(n) for n = 420414298 and 420414307.

It is a congruent number.

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, 174563 + ... + 176954.

It is an arithmetic number, because the mean of its divisors is an integer number (34448764).

Almost surely, 2^420414332 is an apocalyptic number.

It is an amenable number.

420414332 is a deficient number, since it is larger than the sum of its proper divisors (406356004).

420414332 is a wasteful number, since it uses less digits than its factorization.

420414332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 351557 (or 351555 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 23.

The square root of 420414332 is about 20504.0077058121. The cubic root of 420414332 is about 749.1334180629.

Adding to 420414332 its reverse (233414024), we get a palindrome (653828356).

The spelling of 420414332 in words is "four hundred twenty million, four hundred fourteen thousand, three hundred thirty-two".