4212399 has 4 divisors (see below), whose sum is σ = 5616536. Its totient is φ = 2808264.

The previous prime is 4212371. The next prime is 4212401. The reversal of 4212399 is 9932124.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 4212399 - 2⁵ = 4212367 is a prime.

It is a D-number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4212199) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 702064 + ... + 702069.

It is an arithmetic number, because the mean of its divisors is an integer number (1404134).

Almost surely, 2^4212399 is an apocalyptic number.

4212399 is a deficient number, since it is larger than the sum of its proper divisors (1404137).

4212399 is a wasteful number, since it uses less digits than its factorization.

4212399 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1404136.

The product of its digits is 3888, while the sum is 30.

The square root of 4212399 is about 2052.4129701403. The cubic root of 4212399 is about 161.5014776836.

The spelling of 4212399 in words is "four million, two hundred twelve thousand, three hundred ninety-nine".