426005142 has 16 divisors (see below), whose sum is σ = 902128752. Its totient is φ = 133648640.

The previous prime is 426005113. The next prime is 426005147. The reversal of 426005142 is 241500624.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (426005147) 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 7 ways as a sum of consecutive naturals, for example, 2088159 + ... + 2088362.

It is an arithmetic number, because the mean of its divisors is an integer number (56383047).

Almost surely, 2^426005142 is an apocalyptic number.

426005142 is an abundant number, since it is smaller than the sum of its proper divisors (476123610).

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

426005142 is a wasteful number, since it uses less digits than its factorization.

426005142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4176543.

The product of its (nonzero) digits is 1920, while the sum is 24.

The square root of 426005142 is about 20639.8920055314. The cubic root of 426005142 is about 752.4395477608.

Adding to 426005142 its reverse (241500624), we get a palindrome (667505766).

The spelling of 426005142 in words is "four hundred twenty-six million, five thousand, one hundred forty-two".