16214397 has 8 divisors (see below), whose sum is σ = 22122144. Its totient is φ = 10558128.

The previous prime is 16214381. The next prime is 16214417. The reversal of 16214397 is 79341261.

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

It is not a de Polignac number, because 16214397 - 2⁴ = 16214381 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16214377) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 62718 + ... + 62975.

It is an arithmetic number, because the mean of its divisors is an integer number (2765268).

Almost surely, 2^16214397 is an apocalyptic number.

It is an amenable number.

16214397 is a deficient number, since it is larger than the sum of its proper divisors (5907747).

16214397 is a wasteful number, since it uses less digits than its factorization.

16214397 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 125739.

The product of its digits is 9072, while the sum is 33.

The square root of 16214397 is about 4026.7104440225. The cubic root of 16214397 is about 253.1047335702.

The spelling of 16214397 in words is "sixteen million, two hundred fourteen thousand, three hundred ninety-seven".