42326544 has 80 divisors (see below), whose sum is σ = 121867200. Its totient is φ = 12569088.

The previous prime is 42326539. The next prime is 42326551. The reversal of 42326544 is 44562324.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16927 + ... + 19265.

It is an arithmetic number, because the mean of its divisors is an integer number (1523340).

Almost surely, 2^42326544 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 42326544, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (60933600).

42326544 is an abundant number, since it is smaller than the sum of its proper divisors (79540656).

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

42326544 is a wasteful number, since it uses less digits than its factorization.

42326544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2392 (or 2386 counting only the distinct ones).

The product of its digits is 23040, while the sum is 30.

The square root of 42326544 is about 6505.8853356019. The cubic root of 42326544 is about 348.5011935377.

Adding to 42326544 its reverse (44562324), we get a palindrome (86888868).

The spelling of 42326544 in words is "forty-two million, three hundred twenty-six thousand, five hundred forty-four".