206310433 has 12 divisors (see below), whose sum is σ = 244064880. Its totient is φ = 173837832.

The previous prime is 206310427. The next prime is 206310439. The reversal of 206310433 is 334013602.

It is an interprime number because it is at equal distance from previous prime (206310427) and next prime (206310439).

It is not a de Polignac number, because 206310433 - 2²¹ = 204213281 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (206310439) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 32791 + ... + 38572.

It is an arithmetic number, because the mean of its divisors is an integer number (20338740).

Almost surely, 2^206310433 is an apocalyptic number.

It is an amenable number.

206310433 is a deficient number, since it is larger than the sum of its proper divisors (37754447).

206310433 is an equidigital number, since it uses as much as digits as its factorization.

206310433 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71436 (or 71429 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 22.

The square root of 206310433 is about 14363.5104692411. The cubic root of 206310433 is about 590.8905759470.

The spelling of 206310433 in words is "two hundred six million, three hundred ten thousand, four hundred thirty-three".