52194530 has 8 divisors (see below), whose sum is σ = 93950172. Its totient is φ = 20877808.

The previous prime is 52194523. The next prime is 52194547. The reversal of 52194530 is 3549125.

52194530 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 52171729 + 22801 = 7223^2 + 151^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 52194493 and 52194502.

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, 2609717 + ... + 2609736.

Almost surely, 2^52194530 is an apocalyptic number.

52194530 is a deficient number, since it is larger than the sum of its proper divisors (41755642).

52194530 is a wasteful number, since it uses less digits than its factorization.

52194530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5219460.

The product of its (nonzero) digits is 5400, while the sum is 29.

The square root of 52194530 is about 7224.5781883789. The cubic root of 52194530 is about 373.7159758440.

The spelling of 52194530 in words is "fifty-two million, one hundred ninety-four thousand, five hundred thirty".