16242371 has 4 divisors (see below), whose sum is σ = 16681392. Its totient is φ = 15803352.

The previous prime is 16242367. The next prime is 16242377. The reversal of 16242371 is 17324261.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 16242371 - 2² = 16242367 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 16242371.

It is not an unprimeable number, because it can be changed into a prime (16242377) 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, 219455 + ... + 219528.

It is an arithmetic number, because the mean of its divisors is an integer number (4170348).

Almost surely, 2^16242371 is an apocalyptic number.

16242371 is a deficient number, since it is larger than the sum of its proper divisors (439021).

16242371 is an equidigital number, since it uses as much as digits as its factorization.

16242371 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 439020.

The product of its digits is 2016, while the sum is 26.

The square root of 16242371 is about 4030.1825020711. The cubic root of 16242371 is about 253.2502068371.

The spelling of 16242371 in words is "sixteen million, two hundred forty-two thousand, three hundred seventy-one".