16122406 has 8 divisors (see below), whose sum is σ = 24205464. Its totient is φ = 8053920.

The previous prime is 16122401. The next prime is 16122413. The reversal of 16122406 is 60422161.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16122401) 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, 240 + ... + 5683.

It is an arithmetic number, because the mean of its divisors is an integer number (3025683).

Almost surely, 2^16122406 is an apocalyptic number.

16122406 is a deficient number, since it is larger than the sum of its proper divisors (8083058).

16122406 is a wasteful number, since it uses less digits than its factorization.

16122406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7286.

The product of its (nonzero) digits is 576, while the sum is 22.

The square root of 16122406 is about 4015.2715972895. The cubic root of 16122406 is about 252.6251694539.

Adding to 16122406 its reverse (60422161), we get a palindrome (76544567).

The spelling of 16122406 in words is "sixteen million, one hundred twenty-two thousand, four hundred six".