421301324 has 6 divisors (see below), whose sum is σ = 737277324. Its totient is φ = 210650660.

The previous prime is 421301317. The next prime is 421301329. The reversal of 421301324 is 423103124.

It is a junction number, because it is equal to n+sod(n) for n = 421301296 and 421301305.

It is not an unprimeable number, because it can be changed into a prime (421301329) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52662662 + ... + 52662669.

It is an arithmetic number, because the mean of its divisors is an integer number (122879554).

Almost surely, 2^421301324 is an apocalyptic number.

It is an amenable number.

421301324 is a deficient number, since it is larger than the sum of its proper divisors (315976000).

421301324 is a wasteful number, since it uses less digits than its factorization.

421301324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105325335 (or 105325333 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 421301324 is about 20525.6260318656. The cubic root of 421301324 is about 749.6598896418.

Adding to 421301324 its reverse (423103124), we get a palindrome (844404448).

The spelling of 421301324 in words is "four hundred twenty-one million, three hundred one thousand, three hundred twenty-four".