421325583 has 16 divisors (see below), whose sum is σ = 643726080. Its totient is φ = 240117696.

The previous prime is 421325581. The next prime is 421325591. The reversal of 421325583 is 385523124.

It is not a de Polignac number, because 421325583 - 2¹ = 421325581 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (421325581) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18510 + ... + 34427.

It is an arithmetic number, because the mean of its divisors is an integer number (40232880).

Almost surely, 2^421325583 is an apocalyptic number.

421325583 is a deficient number, since it is larger than the sum of its proper divisors (222400497).

421325583 is a wasteful number, since it uses less digits than its factorization.

421325583 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53326.

The product of its digits is 28800, while the sum is 33.

The square root of 421325583 is about 20526.2169675759. The cubic root of 421325583 is about 749.6742781164.

The spelling of 421325583 in words is "four hundred twenty-one million, three hundred twenty-five thousand, five hundred eighty-three".