421352 has 16 divisors (see below), whose sum is σ = 816000. Its totient is φ = 203760.

The previous prime is 421349. The next prime is 421361. The reversal of 421352 is 253124.

It is a self number, because there is not a number n which added to its sum of digits gives 421352.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 602 + ... + 1097.

It is an arithmetic number, because the mean of its divisors is an integer number (51000).

2⁴²¹³⁵² is an apocalyptic number.

It is an amenable number.

421352 is a deficient number, since it is larger than the sum of its proper divisors (394648).

421352 is a wasteful number, since it uses less digits than its factorization.

421352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1736 (or 1732 counting only the distinct ones).

The product of its digits is 240, while the sum is 17.

The square root of 421352 is about 649.1163223953. The cubic root of 421352 is about 74.9689945914.

Adding to 421352 its reverse (253124), we get a palindrome (674476).

The spelling of 421352 in words is "four hundred twenty-one thousand, three hundred fifty-two".