42054655 has 8 divisors (see below), whose sum is σ = 50610672. Its totient is φ = 33547008.

The previous prime is 42054647. The next prime is 42054659. The reversal of 42054655 is 55645024.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 42054655 - 2³ = 42054647 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42054659) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10149 + ... + 13678.

It is an arithmetic number, because the mean of its divisors is an integer number (6326334).

Almost surely, 2^42054655 is an apocalyptic number.

42054655 is a deficient number, since it is larger than the sum of its proper divisors (8556017).

42054655 is a wasteful number, since it uses less digits than its factorization.

42054655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24185.

The product of its (nonzero) digits is 24000, while the sum is 31.

The square root of 42054655 is about 6484.9560522798. The cubic root of 42054655 is about 347.7533786849.

Adding to 42054655 its reverse (55645024), we get a palindrome (97699679).

The spelling of 42054655 in words is "forty-two million, fifty-four thousand, six hundred fifty-five".