4321406 has 8 divisors (see below), whose sum is σ = 6705720. Its totient is φ = 2086168.

The previous prime is 4321397. The next prime is 4321411. The reversal of 4321406 is 6041234.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 37196 + ... + 37311.

It is an arithmetic number, because the mean of its divisors is an integer number (838215).

Almost surely, 2^4321406 is an apocalyptic number.

4321406 is a deficient number, since it is larger than the sum of its proper divisors (2384314).

4321406 is a wasteful number, since it uses less digits than its factorization.

4321406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74538.

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 4321406 is about 2078.7991725994. The cubic root of 4321406 is about 162.8827239272.

The spelling of 4321406 in words is "four million, three hundred twenty-one thousand, four hundred six".