42503324 has 6 divisors (see below), whose sum is σ = 74380824. Its totient is φ = 21251660.

The previous prime is 42503317. The next prime is 42503339. The reversal of 42503324 is 42330524.

It is a self number, because there is not a number n which added to its sum of digits gives 42503324.

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, 5312912 + ... + 5312919.

It is an arithmetic number, because the mean of its divisors is an integer number (12396804).

Almost surely, 2^42503324 is an apocalyptic number.

It is an amenable number.

42503324 is a deficient number, since it is larger than the sum of its proper divisors (31877500).

42503324 is a wasteful number, since it uses less digits than its factorization.

42503324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10625835 (or 10625833 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 23.

The square root of 42503324 is about 6519.4573393803. The cubic root of 42503324 is about 348.9857001336.

Adding to 42503324 its reverse (42330524), we get a palindrome (84833848).

The spelling of 42503324 in words is "forty-two million, five hundred three thousand, three hundred twenty-four".