16429345 has 8 divisors (see below), whose sum is σ = 19737576. Its totient is φ = 13128576.

The previous prime is 16429333. The next prime is 16429363. The reversal of 16429345 is 54392461.

It is a happy number.

16429345 is nontrivially palindromic in base 7.

16429345 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 2411809 + 14017536 = 1553^2 + 3744^2 .

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-16429345 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 16429345.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6019 + ... + 8311.

It is an arithmetic number, because the mean of its divisors is an integer number (2467197).

Almost surely, 2^16429345 is an apocalyptic number.

It is an amenable number.

16429345 is a deficient number, since it is larger than the sum of its proper divisors (3308231).

16429345 is a wasteful number, since it uses less digits than its factorization.

16429345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3731.

The product of its digits is 25920, while the sum is 34.

The square root of 16429345 is about 4053.3128426017. The cubic root of 16429345 is about 254.2182646596.

The spelling of 16429345 in words is "sixteen million, four hundred twenty-nine thousand, three hundred forty-five".