421353260 has 24 divisors (see below), whose sum is σ = 885351600. Its totient is φ = 168444224.

The previous prime is 421353241. The next prime is 421353277. The reversal of 421353260 is 62353124.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36962 + ... + 46998.

It is an arithmetic number, because the mean of its divisors is an integer number (36889650).

Almost surely, 2^421353260 is an apocalyptic number.

It is an amenable number.

421353260 is an abundant number, since it is smaller than the sum of its proper divisors (463998340).

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

421353260 is a wasteful number, since it uses less digits than its factorization.

421353260 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12145 (or 12143 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 26.

The square root of 421353260 is about 20526.8911430835. The cubic root of 421353260 is about 749.6906931973.

The spelling of 421353260 in words is "four hundred twenty-one million, three hundred fifty-three thousand, two hundred sixty".