426845099 has 4 divisors (see below), whose sum is σ = 427701000. Its totient is φ = 425989200.

The previous prime is 426845087. The next prime is 426845101. The reversal of 426845099 is 990548624.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-426845099 is a prime.

It is a super-3 number, since 3×426845099³ (a number of 27 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (426845059) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 427202 + ... + 428199.

It is an arithmetic number, because the mean of its divisors is an integer number (106925250).

Almost surely, 2^426845099 is an apocalyptic number.

426845099 is a deficient number, since it is larger than the sum of its proper divisors (855901).

426845099 is an equidigital number, since it uses as much as digits as its factorization.

426845099 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 855900.

The product of its (nonzero) digits is 622080, while the sum is 47.

The square root of 426845099 is about 20660.2298873948. The cubic root of 426845099 is about 752.9337530129.

The spelling of 426845099 in words is "four hundred twenty-six million, eight hundred forty-five thousand, ninety-nine".