538619573 has 4 divisors (see below), whose sum is σ = 542860800. Its totient is φ = 534378348.

The previous prime is 538619537. The next prime is 538619593. The reversal of 538619573 is 375916835.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 538619573 - 2⁶ = 538619509 is a prime.

It is a super-2 number, since 2×538619573² = 580222088837404658, which contains 22 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 (538619503) 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, 2120423 + ... + 2120676.

It is an arithmetic number, because the mean of its divisors is an integer number (135715200).

Almost surely, 2^538619573 is an apocalyptic number.

It is an amenable number.

538619573 is a deficient number, since it is larger than the sum of its proper divisors (4241227).

538619573 is a wasteful number, since it uses less digits than its factorization.

538619573 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4241226.

The product of its digits is 680400, while the sum is 47.

The square root of 538619573 is about 23208.1790108574. The cubic root of 538619573 is about 813.6307937131.

The spelling of 538619573 in words is "five hundred thirty-eight million, six hundred nineteen thousand, five hundred seventy-three".