42481726 has 24 divisors (see below), whose sum is σ = 75534120. Its totient is φ = 17860752.

The previous prime is 42481669. The next prime is 42481727. The reversal of 42481726 is 62718424.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 42481691 and 42481700.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42481727) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1105 + ... + 9283.

It is an arithmetic number, because the mean of its divisors is an integer number (3147255).

Almost surely, 2^42481726 is an apocalyptic number.

42481726 is a deficient number, since it is larger than the sum of its proper divisors (33052394).

42481726 is a wasteful number, since it uses less digits than its factorization.

42481726 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8248 (or 8241 counting only the distinct ones).

The product of its digits is 21504, while the sum is 34.

The square root of 42481726 is about 6517.8007026911. The cubic root of 42481726 is about 348.9265779324.

The spelling of 42481726 in words is "forty-two million, four hundred eighty-one thousand, seven hundred twenty-six".