421149 has 8 divisors (see below), whose sum is σ = 568960. Its totient is φ = 277056.

The previous prime is 421147. The next prime is 421159. The reversal of 421149 is 941124.

421149 is digitally balanced in base 7, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 421149 - 2¹ = 421147 is a prime.

It is a Duffinian number.

421149 is strictly pandigital in base 7.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 421149.

It is not an unprimeable number, because it can be changed into a prime (421147) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 652 + ... + 1125.

It is an arithmetic number, because the mean of its divisors is an integer number (71120).

2⁴²¹¹⁴⁹ is an apocalyptic number.

It is an amenable number.

421149 is a deficient number, since it is larger than the sum of its proper divisors (147811).

421149 is a wasteful number, since it uses less digits than its factorization.

421149 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1859.

The product of its digits is 288, while the sum is 21.

The square root of 421149 is about 648.9599371302. The cubic root of 421149 is about 74.9569530753.

The spelling of 421149 in words is "four hundred twenty-one thousand, one hundred forty-nine".