426840412 has 12 divisors (see below), whose sum is σ = 748944280. Its totient is φ = 212856336.

The previous prime is 426840409. The next prime is 426840413. The reversal of 426840412 is 214048624.

It is a super-3 number, since 3×426840412³ (a number of 27 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (426840413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 139263 + ... + 142294.

Almost surely, 2^426840412 is an apocalyptic number.

It is an amenable number.

426840412 is a deficient number, since it is larger than the sum of its proper divisors (322103868).

426840412 is a wasteful number, since it uses less digits than its factorization.

426840412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 281940 (or 281938 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 31.

The square root of 426840412 is about 20660.1164565934. The cubic root of 426840412 is about 752.9309971237.

The spelling of 426840412 in words is "four hundred twenty-six million, eight hundred forty thousand, four hundred twelve".