421303024 has 10 divisors (see below), whose sum is σ = 816274640. Its totient is φ = 210651504.

The previous prime is 421303007. The next prime is 421303033. The reversal of 421303024 is 420303124.

It is a junction number, because it is equal to n+sod(n) for n = 421302992 and 421303010.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13165704 + ... + 13165735.

It is an arithmetic number, because the mean of its divisors is an integer number (81627464).

Almost surely, 2^421303024 is an apocalyptic number.

It is an amenable number.

421303024 is a deficient number, since it is larger than the sum of its proper divisors (394971616).

421303024 is a wasteful number, since it uses less digits than its factorization.

421303024 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26331447 (or 26331441 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 421303024 is about 20525.6674434718. The cubic root of 421303024 is about 749.6608979621.

Adding to 421303024 its reverse (420303124), we get a palindrome (841606148).

It can be divided in two parts, 42130 and 3024, that added together give a palindrome (45154).

The spelling of 421303024 in words is "four hundred twenty-one million, three hundred three thousand, twenty-four".