426830533 has 2 divisors, whose sum is σ = 426830534. Its totient is φ = 426830532.

The previous prime is 426830531. The next prime is 426830539. The reversal of 426830533 is 335038624.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 357890724 + 68939809 = 18918^2 + 8303^2 .

It is a cyclic number.

It is not a de Polignac number, because 426830533 - 2¹ = 426830531 is a prime.

Together with 426830531, it forms a pair of twin primes.

It is equal to p_22688620 and since 426830533 and 22688620 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (426830531) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 213415266 + 213415267.

It is an arithmetic number, because the mean of its divisors is an integer number (213415267).

Almost surely, 2^426830533 is an apocalyptic number.

It is an amenable number.

426830533 is a deficient number, since it is larger than the sum of its proper divisors (1).

426830533 is an equidigital number, since it uses as much as digits as its factorization.

426830533 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 51840, while the sum is 34.

The square root of 426830533 is about 20659.8773713689. The cubic root of 426830533 is about 752.9251883464.

The spelling of 426830533 in words is "four hundred twenty-six million, eight hundred thirty thousand, five hundred thirty-three".