52004493 has 6 divisors (see below), whose sum is σ = 75117614. Its totient is φ = 34669656.

The previous prime is 52004483. The next prime is 52004503. The reversal of 52004493 is 39440025.

It is an interprime number because it is at equal distance from previous prime (52004483) and next prime (52004503).

It can be written as a sum of positive squares in only one way, i.e., 47155689 + 4848804 = 6867^2 + 2202^2 .

It is not a de Polignac number, because 52004493 - 2⁸ = 52004237 is a prime.

It is a super-3 number, since 3×52004493³ (a number of 24 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52004413) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2889130 + ... + 2889147.

Almost surely, 2^52004493 is an apocalyptic number.

It is an amenable number.

52004493 is a deficient number, since it is larger than the sum of its proper divisors (23113121).

52004493 is a wasteful number, since it uses less digits than its factorization.

52004493 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5778283 (or 5778280 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

The square root of 52004493 is about 7211.4140776966. The cubic root of 52004493 is about 373.2618654828.

The spelling of 52004493 in words is "fifty-two million, four thousand, four hundred ninety-three".