30648922 has 4 divisors (see below), whose sum is σ = 45973386. Its totient is φ = 15324460.

The previous prime is 30648899. The next prime is 30648931. The reversal of 30648922 is 22984603.

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., 29800681 + 848241 = 5459^2 + 921^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7662229 + ... + 7662232.

Almost surely, 2^30648922 is an apocalyptic number.

30648922 is a deficient number, since it is larger than the sum of its proper divisors (15324464).

30648922 is a wasteful number, since it uses less digits than its factorization.

30648922 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15324463.

The product of its (nonzero) digits is 20736, while the sum is 34.

The square root of 30648922 is about 5536.1468549886. The cubic root of 30648922 is about 312.9476787883.

The spelling of 30648922 in words is "thirty million, six hundred forty-eight thousand, nine hundred twenty-two".