30424442 has 8 divisors (see below), whose sum is σ = 45684756. Its totient is φ = 15196192.

The previous prime is 30424411. The next prime is 30424477. The reversal of 30424442 is 24442403.

It can be written as a sum of positive squares in 2 ways, for example, as 24611521 + 5812921 = 4961^2 + 2411^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×30424442² = 1851293342022728, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5483 + ... + 9534.

Almost surely, 2^30424442 is an apocalyptic number.

30424442 is a deficient number, since it is larger than the sum of its proper divisors (15260314).

30424442 is a wasteful number, since it uses less digits than its factorization.

30424442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16032.

The product of its (nonzero) digits is 3072, while the sum is 23.

The square root of 30424442 is about 5515.8355668022. The cubic root of 30424442 is about 312.1817714078.

Adding to 30424442 its reverse (24442403), we get a palindrome (54866845).

The spelling of 30424442 in words is "thirty million, four hundred twenty-four thousand, four hundred forty-two".