30532136 has 16 divisors (see below), whose sum is σ = 60615540. Its totient is φ = 14368000.

The previous prime is 30532127. The next prime is 30532171. The reversal of 30532136 is 63123503.

It can be written as a sum of positive squares in 2 ways, for example, as 30184036 + 348100 = 5494^2 + 590^2 .

It is a super-2 number, since 2×30532136² = 1864422657444992, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 112115 + ... + 112386.

Almost surely, 2^30532136 is an apocalyptic number.

It is an amenable number.

30532136 is a deficient number, since it is larger than the sum of its proper divisors (30083404).

30532136 is a wasteful number, since it uses less digits than its factorization.

30532136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 224524 (or 224520 counting only the distinct ones).

The product of its (nonzero) digits is 1620, while the sum is 23.

The square root of 30532136 is about 5525.5891993524. The cubic root of 30532136 is about 312.5496829807.

Adding to 30532136 its reverse (63123503), we get a palindrome (93655639).

The spelling of 30532136 in words is "thirty million, five hundred thirty-two thousand, one hundred thirty-six".