4206399 has 8 divisors (see below), whose sum is σ = 5620272. Its totient is φ = 2798400.

The previous prime is 4206383. The next prime is 4206409. The reversal of 4206399 is 9936024.

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

It is not a de Polignac number, because 4206399 - 2⁴ = 4206383 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4206329) 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, 637 + ... + 2969.

It is an arithmetic number, because the mean of its divisors is an integer number (702534).

Almost surely, 2^4206399 is an apocalyptic number.

4206399 is a deficient number, since it is larger than the sum of its proper divisors (1413873).

4206399 is a wasteful number, since it uses less digits than its factorization.

4206399 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2937.

The product of its (nonzero) digits is 11664, while the sum is 33.

The square root of 4206399 is about 2050.9507551377. The cubic root of 4206399 is about 161.4247621505.

It can be divided in two parts, 4 and 206399, that added together give a triangular number (206403 = T₆₄₂).

The spelling of 4206399 in words is "four million, two hundred six thousand, three hundred ninety-nine".