42555230 has 8 divisors (see below), whose sum is σ = 76599432. Its totient is φ = 17022088.

The previous prime is 42555229. The next prime is 42555283. The reversal of 42555230 is 3255524.

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

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 42555230.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2127752 + ... + 2127771.

It is an arithmetic number, because the mean of its divisors is an integer number (9574929).

Almost surely, 2^42555230 is an apocalyptic number.

42555230 is a deficient number, since it is larger than the sum of its proper divisors (34044202).

42555230 is a wasteful number, since it uses less digits than its factorization.

42555230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4255530.

The product of its (nonzero) digits is 6000, while the sum is 26.

The square root of 42555230 is about 6523.4369775449. The cubic root of 42555230 is about 349.1277053630.

It can be divided in two parts, 425 and 55230, that added together give a palindrome (55655).

The spelling of 42555230 in words is "forty-two million, five hundred fifty-five thousand, two hundred thirty".