42500726 has 8 divisors (see below), whose sum is σ = 63779184. Its totient is φ = 21241000.

The previous prime is 42500693. The next prime is 42500729. The reversal of 42500726 is 62700524.

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

It is a junction number, because it is equal to n+sod(n) for n = 42500695 and 42500704.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42500729) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4976 + ... + 10476.

It is an arithmetic number, because the mean of its divisors is an integer number (7972398).

Almost surely, 2^42500726 is an apocalyptic number.

42500726 is a deficient number, since it is larger than the sum of its proper divisors (21278458).

42500726 is a wasteful number, since it uses less digits than its factorization.

42500726 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9366.

The product of its (nonzero) digits is 3360, while the sum is 26.

The square root of 42500726 is about 6519.2580866230. The cubic root of 42500726 is about 348.9785894480.

The spelling of 42500726 in words is "forty-two million, five hundred thousand, seven hundred twenty-six".