42426336 has 48 divisors (see below), whose sum is σ = 113750784. Its totient is φ = 13839744.

The previous prime is 42426323. The next prime is 42426353. The reversal of 42426336 is 63362424.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (48).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 190 + ... + 9213.

It is an arithmetic number, because the mean of its divisors is an integer number (2369808).

Almost surely, 2^42426336 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 42426336, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (56875392).

42426336 is an abundant number, since it is smaller than the sum of its proper divisors (71324448).

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

42426336 is a wasteful number, since it uses less digits than its factorization.

42426336 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9463 (or 9455 counting only the distinct ones).

The product of its digits is 20736, while the sum is 30.

The square root of 42426336 is about 6513.5501840394. The cubic root of 42426336 is about 348.7748621168.

The spelling of 42426336 in words is "forty-two million, four hundred twenty-six thousand, three hundred thirty-six".