537381573 has 4 divisors (see below), whose sum is σ = 716508768. Its totient is φ = 358254380.

The previous prime is 537381563. The next prime is 537381623. The reversal of 537381573 is 375183735.

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 537381573 - 2¹³ = 537373381 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (537381553) 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, 89563593 + ... + 89563598.

It is an arithmetic number, because the mean of its divisors is an integer number (179127192).

Almost surely, 2^537381573 is an apocalyptic number.

It is an amenable number.

537381573 is a deficient number, since it is larger than the sum of its proper divisors (179127195).

537381573 is a wasteful number, since it uses less digits than its factorization.

537381573 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 179127194.

The product of its digits is 264600, while the sum is 42.

The square root of 537381573 is about 23181.4920356736. The cubic root of 537381573 is about 813.0069473164.

The spelling of 537381573 in words is "five hundred thirty-seven million, three hundred eighty-one thousand, five hundred seventy-three".