42250024 has 16 divisors (see below), whose sum is σ = 81774720. Its totient is φ = 20443440.

The previous prime is 42250009. The next prime is 42250031. The reversal of 42250024 is 42005224.

It is a junction number, because it is equal to n+sod(n) for n = 42249983 and 42250010.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 84934 + ... + 85429.

It is an arithmetic number, because the mean of its divisors is an integer number (5110920).

Almost surely, 2^42250024 is an apocalyptic number.

It is an amenable number.

42250024 is a deficient number, since it is larger than the sum of its proper divisors (39524696).

42250024 is a wasteful number, since it uses less digits than its factorization.

42250024 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 170400 (or 170396 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 19.

The square root of 42250024 is about 6500.0018461536. The cubic root of 42250024 is about 348.2910543427.

Adding to 42250024 its reverse (42005224), we get a palindrome (84255248).

The spelling of 42250024 in words is "forty-two million, two hundred fifty thousand, twenty-four".