426443892 has 48 divisors (see below), whose sum is σ = 1153216512. Its totient is φ = 120123360.

The previous prime is 426443887. The next prime is 426443893. The reversal of 426443892 is 298344624.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (426443893) 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 15 ways as a sum of consecutive naturals, for example, 29788 + ... + 41715.

It is an arithmetic number, because the mean of its divisors is an integer number (24025344).

Almost surely, 2^426443892 is an apocalyptic number.

426443892 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is an amenable number.

426443892 is an abundant number, since it is smaller than the sum of its proper divisors (726772620).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

426443892 is a wasteful number, since it uses less digits than its factorization.

426443892 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71588 (or 71586 counting only the distinct ones).

The product of its digits is 331776, while the sum is 42.

The square root of 426443892 is about 20650.5179596058. The cubic root of 426443892 is about 752.6977759271.

The spelling of 426443892 in words is "four hundred twenty-six million, four hundred forty-three thousand, eight hundred ninety-two".