42654717 has 24 divisors (see below), whose sum is σ = 74558016. Its totient is φ = 22939776.

The previous prime is 42654697. The next prime is 42654721. The reversal of 42654717 is 71745624.

It is not a de Polignac number, because 42654717 - 2⁶ = 42654653 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42654727) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 18843 + ... + 20984.

It is an arithmetic number, because the mean of its divisors is an integer number (3106584).

Almost surely, 2^42654717 is an apocalyptic number.

It is an amenable number.

42654717 is a deficient number, since it is larger than the sum of its proper divisors (31903299).

42654717 is a wasteful number, since it uses less digits than its factorization.

42654717 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39857 (or 39854 counting only the distinct ones).

The product of its digits is 47040, while the sum is 36.

The square root of 42654717 is about 6531.0578775571. The cubic root of 42654717 is about 349.3995609881.

The spelling of 42654717 in words is "forty-two million, six hundred fifty-four thousand, seven hundred seventeen".