52550032 has 20 divisors (see below), whose sum is σ = 106243200. Its totient is φ = 25132448.

The previous prime is 52549969. The next prime is 52550033. The reversal of 52550032 is 23005525.

It is a junction number, because it is equal to n+sod(n) for n = 52549985 and 52550012.

It is not an unprimeable number, because it can be changed into a prime (52550033) by changing a digit.

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, 71032 + ... + 71767.

It is an arithmetic number, because the mean of its divisors is an integer number (5312160).

Almost surely, 2^52550032 is an apocalyptic number.

It is an amenable number.

52550032 is an abundant number, since it is smaller than the sum of its proper divisors (53693168).

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

52550032 is a wasteful number, since it uses less digits than its factorization.

52550032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 142830 (or 142824 counting only the distinct ones).

The product of its (nonzero) digits is 1500, while the sum is 22.

The square root of 52550032 is about 7249.1400869344. The cubic root of 52550032 is about 374.5625286635.

Adding to 52550032 its reverse (23005525), we get a palindrome (75555557).

The spelling of 52550032 in words is "fifty-two million, five hundred fifty thousand, thirty-two".