30525352 has 32 divisors (see below), whose sum is σ = 67243680. Its totient is φ = 12807360.

The previous prime is 30525293. The next prime is 30525367. The reversal of 30525352 is 25352503.

It is a super-2 number, since 2×30525352² = 1863594229447808, 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 7 ways as a sum of consecutive naturals, for example, 12198 + ... + 14485.

It is an arithmetic number, because the mean of its divisors is an integer number (2101365).

Almost surely, 2^30525352 is an apocalyptic number.

It is an amenable number.

30525352 is an abundant number, since it is smaller than the sum of its proper divisors (36718328).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

30525352 is a wasteful number, since it uses less digits than its factorization.

30525352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26713 (or 26709 counting only the distinct ones).

The product of its (nonzero) digits is 4500, while the sum is 25.

The square root of 30525352 is about 5524.9752940624. The cubic root of 30525352 is about 312.5265325739.

Adding to 30525352 its reverse (25352503), we get a palindrome (55877855).

The spelling of 30525352 in words is "thirty million, five hundred twenty-five thousand, three hundred fifty-two".