420232 has 8 divisors (see below), whose sum is σ = 787950. Its totient is φ = 210112.

The previous prime is 420221. The next prime is 420241. The reversal of 420232 is 232024.

It can be written as a sum of positive squares in only one way, i.e., 417316 + 2916 = 646^2 + 54^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a plaindrome in base 11.

It is a congruent number.

It is an unprimeable number.

420232 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26257 + ... + 26272.

2⁴²⁰²³² is an apocalyptic number.

It is an amenable number.

420232 is a deficient number, since it is larger than the sum of its proper divisors (367718).

420232 is a wasteful number, since it uses less digits than its factorization.

420232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52535 (or 52531 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 13.

The square root of 420232 is about 648.2530370156. The cubic root of 420232 is about 74.9025103689.

Adding to 420232 its reverse (232024), we get a palindrome (652256).

It can be divided in two parts, 42023 and 2, that added together give a square (42025 = 205²).

The spelling of 420232 in words is "four hundred twenty thousand, two hundred thirty-two".