42024255 has 64 divisors (see below), whose sum is σ = 87671808. Its totient is φ = 16680960.

The previous prime is 42024253. The next prime is 42024259. The reversal of 42024255 is 55242024.

It is a happy number.

It is not a de Polignac number, because 42024255 - 2¹ = 42024253 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42024253) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 22300 + ... + 24110.

It is an arithmetic number, because the mean of its divisors is an integer number (1369872).

Almost surely, 2^42024255 is an apocalyptic number.

42024255 is an abundant number, since it is smaller than the sum of its proper divisors (45647553).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

42024255 is a wasteful number, since it uses less digits than its factorization.

42024255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1856.

The product of its (nonzero) digits is 3200, while the sum is 24.

The square root of 42024255 is about 6482.6117421916. The cubic root of 42024255 is about 347.6695651248.

Adding to 42024255 its reverse (55242024), we get a palindrome (97266279).

The spelling of 42024255 in words is "forty-two million, twenty-four thousand, two hundred fifty-five".