42448724 has 12 divisors (see below), whose sum is σ = 74411904. Its totient is φ = 21188184.

The previous prime is 42448723. The next prime is 42448727. The reversal of 42448724 is 42784424.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42448723) 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, 6314 + ... + 11169.

It is an arithmetic number, because the mean of its divisors is an integer number (6200992).

Almost surely, 2^42448724 is an apocalyptic number.

It is an amenable number.

42448724 is a deficient number, since it is larger than the sum of its proper divisors (31963180).

42448724 is a wasteful number, since it uses less digits than its factorization.

42448724 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18094 (or 18092 counting only the distinct ones).

The product of its digits is 57344, while the sum is 35.

The square root of 42448724 is about 6515.2685286180. The cubic root of 42448724 is about 348.8361997927.

The spelling of 42448724 in words is "forty-two million, four hundred forty-eight thousand, seven hundred twenty-four".