16347479 has 8 divisors (see below), whose sum is σ = 17064432. Its totient is φ = 15645760.

The previous prime is 16347473. The next prime is 16347481. The reversal of 16347479 is 97474361.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-16347479 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (41).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16347473) 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, 1589 + ... + 5934.

It is an arithmetic number, because the mean of its divisors is an integer number (2133054).

Almost surely, 2^16347479 is an apocalyptic number.

16347479 is a deficient number, since it is larger than the sum of its proper divisors (716953).

16347479 is an equidigital number, since it uses as much as digits as its factorization.

16347479 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7617.

The product of its digits is 127008, while the sum is 41.

The square root of 16347479 is about 4043.2015779577. The cubic root of 16347479 is about 253.7953121860.

The spelling of 16347479 in words is "sixteen million, three hundred forty-seven thousand, four hundred seventy-nine".