30522152 has 16 divisors (see below), whose sum is σ = 59202900. Its totient is φ = 14734720.

The previous prime is 30522139. The next prime is 30522169. The reversal of 30522152 is 25122503.

It can be written as a sum of positive squares in 2 ways, for example, as 30316036 + 206116 = 5506^2 + 454^2 .

It is a super-2 number, since 2×30522152² = 1863203525422208, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 65549 + ... + 66012.

Almost surely, 2^30522152 is an apocalyptic number.

It is an amenable number.

30522152 is a deficient number, since it is larger than the sum of its proper divisors (28680748).

30522152 is a wasteful number, since it uses less digits than its factorization.

30522152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 131596 (or 131592 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 20.

The square root of 30522152 is about 5524.6856924173. The cubic root of 30522152 is about 312.5156113801.

Adding to 30522152 its reverse (25122503), we get a palindrome (55644655).

The spelling of 30522152 in words is "thirty million, five hundred twenty-two thousand, one hundred fifty-two".