42424250 has 32 divisors (see below), whose sum is σ = 86643648. Its totient is φ = 15426000.

The previous prime is 42424243. The next prime is 42424279. The reversal of 42424250 is 5242424.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4964 + ... + 10463.

It is an arithmetic number, because the mean of its divisors is an integer number (2707614).

Almost surely, 2^42424250 is an apocalyptic number.

42424250 is an abundant number, since it is smaller than the sum of its proper divisors (44219398).

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

42424250 is a wasteful number, since it uses less digits than its factorization.

42424250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15455 (or 15445 counting only the distinct ones).

The product of its (nonzero) digits is 2560, while the sum is 23.

The square root of 42424250 is about 6513.3900543419. The cubic root of 42424250 is about 348.7691458852.

Adding to 42424250 its reverse (5242424), we get a palindrome (47666674).

The spelling of 42424250 in words is "forty-two million, four hundred twenty-four thousand, two hundred fifty".