426242506 has 8 divisors (see below), whose sum is σ = 639474624. Its totient is φ = 213084300.

The previous prime is 426242503. The next prime is 426242507. The reversal of 426242506 is 605242624.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (426242503) 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 3 ways as a sum of consecutive naturals, for example, 600 + ... + 29203.

It is an arithmetic number, because the mean of its divisors is an integer number (79934328).

Almost surely, 2^426242506 is an apocalyptic number.

426242506 is a deficient number, since it is larger than the sum of its proper divisors (213232118).

426242506 is a wasteful number, since it uses less digits than its factorization.

426242506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36956.

The product of its (nonzero) digits is 23040, while the sum is 31.

The square root of 426242506 is about 20645.6413317678. The cubic root of 426242506 is about 752.5792713478.

The spelling of 426242506 in words is "four hundred twenty-six million, two hundred forty-two thousand, five hundred six".