16434007 has 4 divisors (see below), whose sum is σ = 16478440. Its totient is φ = 16389576.

The previous prime is 16434001. The next prime is 16434049. The reversal of 16434007 is 70043461.

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 16434007 - 2¹⁵ = 16401239 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16434001) 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, 21657 + ... + 22402.

It is an arithmetic number, because the mean of its divisors is an integer number (4119610).

Almost surely, 2^16434007 is an apocalyptic number.

16434007 is a deficient number, since it is larger than the sum of its proper divisors (44433).

16434007 is an equidigital number, since it uses as much as digits as its factorization.

16434007 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44432.

The product of its (nonzero) digits is 2016, while the sum is 25.

The square root of 16434007 is about 4053.8878869549. The cubic root of 16434007 is about 254.2423080905.

Adding to 16434007 its reverse (70043461), we get a palindrome (86477468).

The spelling of 16434007 in words is "sixteen million, four hundred thirty-four thousand, seven".