426849719 has 16 divisors (see below), whose sum is σ = 465523200. Its totient is φ = 389860224.

The previous prime is 426849713. The next prime is 426849727. The reversal of 426849719 is 917948624.

It is a cyclic number.

It is not a de Polignac number, because 426849719 - 2²⁴ = 410072503 is a prime.

It is a super-3 number, since 3×426849719³ (a number of 27 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (426849713) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 76544 + ... + 81930.

It is an arithmetic number, because the mean of its divisors is an integer number (29095200).

Almost surely, 2^426849719 is an apocalyptic number.

426849719 is a deficient number, since it is larger than the sum of its proper divisors (38673481).

426849719 is a wasteful number, since it uses less digits than its factorization.

426849719 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5542.

The product of its digits is 870912, while the sum is 50.

The square root of 426849719 is about 20660.3416961095. The cubic root of 426849719 is about 752.9364694873.

The spelling of 426849719 in words is "four hundred twenty-six million, eight hundred forty-nine thousand, seven hundred nineteen".