421324410 has 64 divisors (see below), whose sum is σ = 1124121600. Its totient is φ = 100362240.

The previous prime is 421324361. The next prime is 421324433. The reversal of 421324410 is 14423124.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5335 + ... + 29514.

It is an arithmetic number, because the mean of its divisors is an integer number (17564400).

Almost surely, 2^421324410 is an apocalyptic number.

421324410 is an abundant number, since it is smaller than the sum of its proper divisors (702797190).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

421324410 is a wasteful number, since it uses less digits than its factorization.

421324410 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34903.

The product of its (nonzero) digits is 768, while the sum is 21.

The square root of 421324410 is about 20526.1883943415. The cubic root of 421324410 is about 749.6735824005.

Adding to 421324410 its reverse (14423124), we get a palindrome (435747534).

The spelling of 421324410 in words is "four hundred twenty-one million, three hundred twenty-four thousand, four hundred ten".