18496343 has 2 divisors, whose sum is σ = 18496344. Its totient is φ = 18496342.

The previous prime is 18496307. The next prime is 18496351. The reversal of 18496343 is 34369481.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 18496343 - 2⁶ = 18496279 is a prime.

It is a super-2 number, since 2×18496343² = 684229408747298, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 18496297 and 18496306.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (18496363) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9248171 + 9248172.

It is an arithmetic number, because the mean of its divisors is an integer number (9248172).

Almost surely, 2^18496343 is an apocalyptic number.

18496343 is a deficient number, since it is larger than the sum of its proper divisors (1).

18496343 is an equidigital number, since it uses as much as digits as its factorization.

18496343 is an evil number, because the sum of its binary digits is even.

The product of its digits is 62208, while the sum is 38.

The square root of 18496343 is about 4300.7374948955. The cubic root of 18496343 is about 264.4611954894.

It can be divided in two parts, 1849 and 6343, that added together give a 13-th power (8192 = 2¹³).

The spelling of 18496343 in words is "eighteen million, four hundred ninety-six thousand, three hundred forty-three".