426328699 has 2 divisors, whose sum is σ = 426328700. Its totient is φ = 426328698.

The previous prime is 426328697. The next prime is 426328781. The reversal of 426328699 is 996823624.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 426328699 - 2¹ = 426328697 is a prime.

Together with 426328697, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (426328697) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 213164349 + 213164350.

It is an arithmetic number, because the mean of its divisors is an integer number (213164350).

Almost surely, 2^426328699 is an apocalyptic number.

426328699 is a deficient number, since it is larger than the sum of its proper divisors (1).

426328699 is an equidigital number, since it uses as much as digits as its factorization.

426328699 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1119744, while the sum is 49.

The square root of 426328699 is about 20647.7286644318. The cubic root of 426328699 is about 752.6299957534.

The spelling of 426328699 in words is "four hundred twenty-six million, three hundred twenty-eight thousand, six hundred ninety-nine".