16434793 has 4 divisors (see below), whose sum is σ = 17001540. Its totient is φ = 15868048.

The previous prime is 16434787. The next prime is 16434797. The reversal of 16434793 is 39743461.

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

It can be written as a sum of positive squares in 2 ways, for example, as 12446784 + 3988009 = 3528^2 + 1997^2 .

It is a cyclic number.

It is not a de Polignac number, because 16434793 - 2⁹ = 16434281 is a prime.

It is not an unprimeable number, because it can be changed into a prime (16434797) 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, 283330 + ... + 283387.

It is an arithmetic number, because the mean of its divisors is an integer number (4250385).

Almost surely, 2^16434793 is an apocalyptic number.

It is an amenable number.

16434793 is a deficient number, since it is larger than the sum of its proper divisors (566747).

16434793 is an equidigital number, since it uses as much as digits as its factorization.

16434793 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 566746.

The product of its digits is 54432, while the sum is 37.

The square root of 16434793 is about 4053.9848297693. The cubic root of 16434793 is about 254.2463612970.

The spelling of 16434793 in words is "sixteen million, four hundred thirty-four thousand, seven hundred ninety-three".