42450255 has 24 divisors (see below), whose sum is σ = 74518080. Its totient is φ = 22351680.

The previous prime is 42450227. The next prime is 42450269. The reversal of 42450255 is 55205424.

It is not a de Polignac number, because 42450255 - 2⁵ = 42450223 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2416 + ... + 9525.

It is an arithmetic number, because the mean of its divisors is an integer number (3104920).

Almost surely, 2^42450255 is an apocalyptic number.

42450255 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

42450255 is a deficient number, since it is larger than the sum of its proper divisors (32067825).

42450255 is a wasteful number, since it uses less digits than its factorization.

42450255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12031 (or 12028 counting only the distinct ones).

The product of its (nonzero) digits is 8000, while the sum is 27.

The square root of 42450255 is about 6515.3860207972. The cubic root of 42450255 is about 348.8403935725.

Adding to 42450255 its reverse (55205424), we get a palindrome (97655679).

The spelling of 42450255 in words is "forty-two million, four hundred fifty thousand, two hundred fifty-five".