42457326 has 8 divisors (see below), whose sum is σ = 84914664. Its totient is φ = 14152440.

The previous prime is 42457319. The next prime is 42457339. The reversal of 42457326 is 62375424.

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

42457326 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3538105 + ... + 3538116.

It is an arithmetic number, because the mean of its divisors is an integer number (10614333).

Almost surely, 2^42457326 is an apocalyptic number.

42457326 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

42457326 is a wasteful number, since it uses less digits than its factorization.

42457326 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7076226.

The product of its digits is 40320, while the sum is 33.

The square root of 42457326 is about 6515.9286368100. The cubic root of 42457326 is about 348.8597614458.

The spelling of 42457326 in words is "forty-two million, four hundred fifty-seven thousand, three hundred twenty-six".