52538194 has 8 divisors (see below), whose sum is σ = 83443068. Its totient is φ = 24723840.

The previous prime is 52538191. The next prime is 52538201. The reversal of 52538194 is 49183525.

It can be written as a sum of positive squares in 2 ways, for example, as 52374169 + 164025 = 7237^2 + 405^2 .

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

It is not an unprimeable number, because it can be changed into a prime (52538191) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 772587 + ... + 772654.

Almost surely, 2^52538194 is an apocalyptic number.

52538194 is a deficient number, since it is larger than the sum of its proper divisors (30904874).

52538194 is a wasteful number, since it uses less digits than its factorization.

52538194 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1545260.

The product of its digits is 43200, while the sum is 37.

The square root of 52538194 is about 7248.3235303069. The cubic root of 52538194 is about 374.5344005220.

The spelling of 52538194 in words is "fifty-two million, five hundred thirty-eight thousand, one hundred ninety-four".