16353934 has 4 divisors (see below), whose sum is σ = 24530904. Its totient is φ = 8176966.

The previous prime is 16353929. The next prime is 16353959. The reversal of 16353934 is 43935361.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 43935361 = 17 ⋅2584433.

It is a self number, because there is not a number n which added to its sum of digits gives 16353934.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4088482 + ... + 4088485.

It is an arithmetic number, because the mean of its divisors is an integer number (6132726).

Almost surely, 2^16353934 is an apocalyptic number.

16353934 is a deficient number, since it is larger than the sum of its proper divisors (8176970).

16353934 is an equidigital number, since it uses as much as digits as its factorization.

16353934 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8176969.

The product of its digits is 29160, while the sum is 34.

The square root of 16353934 is about 4043.9997527201. Note that the first 3 decimals coincide. The cubic root of 16353934 is about 253.8287125075.

The spelling of 16353934 in words is "sixteen million, three hundred fifty-three thousand, nine hundred thirty-four".