16406299 has 8 divisors (see below), whose sum is σ = 20192480. Its totient is φ = 12980736.

The previous prime is 16406297. The next prime is 16406317. The reversal of 16406299 is 99260461.

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

It is a cyclic number.

It is not a de Polignac number, because 16406299 - 2¹ = 16406297 is a prime.

It is not an unprimeable number, because it can be changed into a prime (16406297) 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, 90054 + ... + 90235.

It is an arithmetic number, because the mean of its divisors is an integer number (2524060).

Almost surely, 2^16406299 is an apocalyptic number.

16406299 is a deficient number, since it is larger than the sum of its proper divisors (3786181).

16406299 is a wasteful number, since it uses less digits than its factorization.

16406299 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 180309.

The product of its (nonzero) digits is 23328, while the sum is 37.

The square root of 16406299 is about 4050.4689851917. The cubic root of 16406299 is about 254.0993421732.

The spelling of 16406299 in words is "sixteen million, four hundred six thousand, two hundred ninety-nine".