42512324 has 6 divisors (see below), whose sum is σ = 74396574. Its totient is φ = 21256160.

The previous prime is 42512317. The next prime is 42512341. The reversal of 42512324 is 42321524.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 38440000 + 4072324 = 6200^2 + 2018^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 42512324.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5314037 + ... + 5314044.

It is an arithmetic number, because the mean of its divisors is an integer number (12399429).

Almost surely, 2^42512324 is an apocalyptic number.

It is an amenable number.

42512324 is a deficient number, since it is larger than the sum of its proper divisors (31884250).

42512324 is a wasteful number, since it uses less digits than its factorization.

42512324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10628085 (or 10628083 counting only the distinct ones).

The product of its digits is 1920, while the sum is 23.

The square root of 42512324 is about 6520.1475443428. The cubic root of 42512324 is about 349.0103307533.

Adding to 42512324 its reverse (42321524), we get a palindrome (84833848).

The spelling of 42512324 in words is "forty-two million, five hundred twelve thousand, three hundred twenty-four".