30522274 has 4 divisors (see below), whose sum is σ = 45783414. Its totient is φ = 15261136.

The previous prime is 30522263. The next prime is 30522281. The reversal of 30522274 is 47222503.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 25070049 + 5452225 = 5007^2 + 2335^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7630567 + ... + 7630570.

Almost surely, 2^30522274 is an apocalyptic number.

30522274 is a deficient number, since it is larger than the sum of its proper divisors (15261140).

30522274 is a wasteful number, since it uses less digits than its factorization.

30522274 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15261139.

The product of its (nonzero) digits is 3360, while the sum is 25.

The square root of 30522274 is about 5524.6967337583. The cubic root of 30522274 is about 312.5160277646.

Adding to 30522274 its reverse (47222503), we get a palindrome (77744777).

The spelling of 30522274 in words is "thirty million, five hundred twenty-two thousand, two hundred seventy-four".