42918755 has 16 divisors (see below), whose sum is σ = 57383424. Its totient is φ = 30547680.

The previous prime is 42918751. The next prime is 42918767. The reversal of 42918755 is 55781924.

It is not a de Polignac number, because 42918755 - 2² = 42918751 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42918751) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5717 + ... + 10886.

It is an arithmetic number, because the mean of its divisors is an integer number (3586464).

Almost surely, 2^42918755 is an apocalyptic number.

42918755 is a deficient number, since it is larger than the sum of its proper divisors (14464669).

42918755 is a wasteful number, since it uses less digits than its factorization.

42918755 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16666.

The product of its digits is 100800, while the sum is 41.

The square root of 42918755 is about 6551.2407221839. The cubic root of 42918755 is about 350.1190207458.

The spelling of 42918755 in words is "forty-two million, nine hundred eighteen thousand, seven hundred fifty-five".