538606773 has 8 divisors (see below), whose sum is σ = 797936000. Its totient is φ = 359071164.

The previous prime is 538606751. The next prime is 538606787. The reversal of 538606773 is 377606835.

538606773 is a `hidden beast` number, since 5 + 38 + 606 + 7 + 7 + 3 = 666.

It is not a de Polignac number, because 538606773 - 2⁸ = 538606517 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (538606073) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9974173 + ... + 9974226.

It is an arithmetic number, because the mean of its divisors is an integer number (99742000).

Almost surely, 2^538606773 is an apocalyptic number.

It is an amenable number.

538606773 is a deficient number, since it is larger than the sum of its proper divisors (259329227).

538606773 is a wasteful number, since it uses less digits than its factorization.

538606773 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19948408 (or 19948402 counting only the distinct ones).

The product of its (nonzero) digits is 635040, while the sum is 45.

The square root of 538606773 is about 23207.9032443691. The cubic root of 538606773 is about 813.6243484982.

The spelling of 538606773 in words is "five hundred thirty-eight million, six hundred six thousand, seven hundred seventy-three".