421109132 has 24 divisors (see below), whose sum is σ = 747289200. Its totient is φ = 207608256.

The previous prime is 421109131. The next prime is 421109153. The reversal of 421109132 is 231901124.

It is a junction number, because it is equal to n+sod(n) for n = 421109098 and 421109107.

It is not an unprimeable number, because it can be changed into a prime (421109131) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 234494 + ... + 236282.

It is an arithmetic number, because the mean of its divisors is an integer number (31137050).

Almost surely, 2^421109132 is an apocalyptic number.

It is an amenable number.

421109132 is a deficient number, since it is larger than the sum of its proper divisors (326180068).

421109132 is a wasteful number, since it uses less digits than its factorization.

421109132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2585 (or 2583 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 23.

The square root of 421109132 is about 20520.9437404813. The cubic root of 421109132 is about 749.5458773820.

The spelling of 421109132 in words is "four hundred twenty-one million, one hundred nine thousand, one hundred thirty-two".