30503242 has 16 divisors (see below), whose sum is σ = 57045312. Its totient is φ = 11884320.

The previous prime is 30503197. The next prime is 30503251. The reversal of 30503242 is 24230503.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 98883 + ... + 99190.

It is an arithmetic number, because the mean of its divisors is an integer number (3565332).

Almost surely, 2^30503242 is an apocalyptic number.

30503242 is a deficient number, since it is larger than the sum of its proper divisors (26542070).

30503242 is a wasteful number, since it uses less digits than its factorization.

30503242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 198093.

The product of its (nonzero) digits is 720, while the sum is 19.

The square root of 30503242 is about 5522.9740176829. The cubic root of 30503242 is about 312.4510583622.

Adding to 30503242 its reverse (24230503), we get a palindrome (54733745).

The spelling of 30503242 in words is "thirty million, five hundred three thousand, two hundred forty-two".