16359243 has 16 divisors (see below), whose sum is σ = 22448640. Its totient is φ = 10591776.

The previous prime is 16359223. The next prime is 16359263. The reversal of 16359243 is 34295361.

It is an interprime number because it is at equal distance from previous prime (16359223) and next prime (16359263).

It is not a de Polignac number, because 16359243 - 2¹⁶ = 16293707 is a prime.

It is a super-3 number, since 3×16359243³ (a number of 23 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (16359223) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21768 + ... + 22506.

It is an arithmetic number, because the mean of its divisors is an integer number (1403040).

Almost surely, 2^16359243 is an apocalyptic number.

16359243 is a deficient number, since it is larger than the sum of its proper divisors (6089397).

16359243 is a wasteful number, since it uses less digits than its factorization.

16359243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 946.

The product of its digits is 19440, while the sum is 33.

The square root of 16359243 is about 4044.6561040464. The cubic root of 16359243 is about 253.8561764567.

It can be divided in two parts, 1635 and 9243, that added together give a triangular number (10878 = T₁₄₇).

The spelling of 16359243 in words is "sixteen million, three hundred fifty-nine thousand, two hundred forty-three".