426099231 has 16 divisors (see below), whose sum is σ = 632401920. Its totient is φ = 283551480.

The previous prime is 426099229. The next prime is 426099241. The reversal of 426099231 is 132990624.

426099231 is a `hidden beast` number, since 42 + 609 + 9 + 2 + 3 + 1 = 666.

It is not a de Polignac number, because 426099231 - 2¹ = 426099229 is a prime.

It is a super-3 number, since 3×426099231³ (a number of 27 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (426099241) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1186 + ... + 29216.

It is an arithmetic number, because the mean of its divisors is an integer number (39525120).

Almost surely, 2^426099231 is an apocalyptic number.

426099231 is a deficient number, since it is larger than the sum of its proper divisors (206302689).

426099231 is a wasteful number, since it uses less digits than its factorization.

426099231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28603 (or 28597 counting only the distinct ones).

The product of its (nonzero) digits is 23328, while the sum is 36.

The square root of 426099231 is about 20642.1711794084. The cubic root of 426099231 is about 752.4949391683.

The spelling of 426099231 in words is "four hundred twenty-six million, ninety-nine thousand, two hundred thirty-one".