52485194 has 4 divisors (see below), whose sum is σ = 78727794. Its totient is φ = 26242596.

The previous prime is 52485131. The next prime is 52485227. The reversal of 52485194 is 49158425.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 27615025 + 24870169 = 5255^2 + 4987^2 .

It is a Curzon number.

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 as a sum of consecutive naturals, namely, 13121297 + ... + 13121300.

Almost surely, 2^52485194 is an apocalyptic number.

52485194 is a deficient number, since it is larger than the sum of its proper divisors (26242600).

52485194 is a wasteful number, since it uses less digits than its factorization.

52485194 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26242599.

The product of its digits is 57600, while the sum is 38.

The square root of 52485194 is about 7244.6665899819. Note that the first 3 decimals coincide. The cubic root of 52485194 is about 374.4084159737.

The spelling of 52485194 in words is "fifty-two million, four hundred eighty-five thousand, one hundred ninety-four".