42510255 has 8 divisors (see below), whose sum is σ = 68016432. Its totient is φ = 22672128.

The previous prime is 42510253. The next prime is 42510271. The reversal of 42510255 is 55201524.

It is a happy number.

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

It is not a de Polignac number, because 42510255 - 2¹ = 42510253 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42510253) 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, 1416994 + ... + 1417023.

It is an arithmetic number, because the mean of its divisors is an integer number (8502054).

Almost surely, 2^42510255 is an apocalyptic number.

42510255 is a deficient number, since it is larger than the sum of its proper divisors (25506177).

42510255 is a wasteful number, since it uses less digits than its factorization.

42510255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2834025.

The product of its (nonzero) digits is 2000, while the sum is 24.

The square root of 42510255 is about 6519.9888803586. The cubic root of 42510255 is about 349.0046687553.

Adding to 42510255 its reverse (55201524), we get a palindrome (97711779).

The spelling of 42510255 in words is "forty-two million, five hundred ten thousand, two hundred fifty-five".