421299 has 6 divisors (see below), whose sum is σ = 608556. Its totient is φ = 280860.

The previous prime is 421279. The next prime is 421303. The reversal of 421299 is 992124.

421299 is nontrivially palindromic in base 2.

It is not a de Polignac number, because 421299 - 2¹² = 417203 is a prime.

It is not an unprimeable number, because it can be changed into a prime (421279) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 23397 + ... + 23414.

It is an arithmetic number, because the mean of its divisors is an integer number (101426).

2⁴²¹²⁹⁹ is an apocalyptic number.

421299 is a deficient number, since it is larger than the sum of its proper divisors (187257).

421299 is a wasteful number, since it uses less digits than its factorization.

421299 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46817 (or 46814 counting only the distinct ones).

The product of its digits is 1296, while the sum is 27.

The square root of 421299 is about 649.0754963793. The cubic root of 421299 is about 74.9658511204.

The spelling of 421299 in words is "four hundred twenty-one thousand, two hundred ninety-nine".