16354789 has 4 divisors (see below), whose sum is σ = 17841600. Its totient is φ = 14867980.

The previous prime is 16354787. The next prime is 16354813. The reversal of 16354789 is 98745361.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 16354789 - 2¹ = 16354787 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 (16354783) 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, 743389 + ... + 743410.

It is an arithmetic number, because the mean of its divisors is an integer number (4460400).

Almost surely, 2^16354789 is an apocalyptic number.

It is an amenable number.

16354789 is a deficient number, since it is larger than the sum of its proper divisors (1486811).

16354789 is a wasteful number, since it uses less digits than its factorization.

16354789 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1486810.

The product of its digits is 181440, while the sum is 43.

The square root of 16354789 is about 4044.1054635111. The cubic root of 16354789 is about 253.8331359033.

The spelling of 16354789 in words is "sixteen million, three hundred fifty-four thousand, seven hundred eighty-nine".