42125024 has 12 divisors (see below), whose sum is σ = 82933704. Its totient is φ = 21062496.

The previous prime is 42124987. The next prime is 42125047. The reversal of 42125024 is 42052124.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 42124987 and 42125005.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 658172 + ... + 658235.

It is an arithmetic number, because the mean of its divisors is an integer number (6911142).

Almost surely, 2^42125024 is an apocalyptic number.

It is an amenable number.

42125024 is a deficient number, since it is larger than the sum of its proper divisors (40808680).

42125024 is a wasteful number, since it uses less digits than its factorization.

42125024 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1316417 (or 1316409 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 20.

The square root of 42125024 is about 6490.3793417642. The cubic root of 42125024 is about 347.9472329383.

Adding to 42125024 its reverse (42052124), we get a palindrome (84177148).

Subtracting from 42125024 its reverse (42052124), we obtain a square (72900 = 270²).

The spelling of 42125024 in words is "forty-two million, one hundred twenty-five thousand, twenty-four".