42152524 has 6 divisors (see below), whose sum is σ = 73766924. Its totient is φ = 21076260.

The previous prime is 42152521. The next prime is 42152549. The reversal of 42152524 is 42525124.

It is not an unprimeable number, because it can be changed into a prime (42152521) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5269062 + ... + 5269069.

Almost surely, 2^42152524 is an apocalyptic number.

It is an amenable number.

42152524 is a deficient number, since it is larger than the sum of its proper divisors (31614400).

42152524 is a wasteful number, since it uses less digits than its factorization.

42152524 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10538135 (or 10538133 counting only the distinct ones).

The product of its digits is 3200, while the sum is 25.

The square root of 42152524 is about 6492.4975163646. The cubic root of 42152524 is about 348.0229319455.

Adding to 42152524 its reverse (42525124), we get a palindrome (84677648).

The spelling of 42152524 in words is "forty-two million, one hundred fifty-two thousand, five hundred twenty-four".