42918748 has 6 divisors (see below), whose sum is σ = 75107816. Its totient is φ = 21459372.

The previous prime is 42918731. The next prime is 42918749. The reversal of 42918748 is 84781924.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42918749) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5364840 + ... + 5364847.

Almost surely, 2^42918748 is an apocalyptic number.

It is an amenable number.

42918748 is a deficient number, since it is larger than the sum of its proper divisors (32189068).

42918748 is a wasteful number, since it uses less digits than its factorization.

42918748 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10729691 (or 10729689 counting only the distinct ones).

The product of its digits is 129024, while the sum is 43.

The square root of 42918748 is about 6551.2401879339. The cubic root of 42918748 is about 350.1190017111.

The spelling of 42918748 in words is "forty-two million, nine hundred eighteen thousand, seven hundred forty-eight".