537732273 has 16 divisors (see below), whose sum is σ = 776874560. Its totient is φ = 328878144.

The previous prime is 537732259. The next prime is 537732277. The reversal of 537732273 is 372237735.

It is not a de Polignac number, because 537732273 - 2⁴ = 537732257 is a prime.

It is a super-4 number, since 4×537732273⁴ (a number of 36 digits) contains 4444 as substring.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (537732277) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 35938 + ... + 48651.

It is an arithmetic number, because the mean of its divisors is an integer number (48554660).

Almost surely, 2^537732273 is an apocalyptic number.

It is an amenable number.

537732273 is a deficient number, since it is larger than the sum of its proper divisors (239142287).

537732273 is a wasteful number, since it uses less digits than its factorization.

537732273 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84768.

The product of its digits is 185220, while the sum is 39.

The square root of 537732273 is about 23189.0550260247. The cubic root of 537732273 is about 813.1837673818.

The spelling of 537732273 in words is "five hundred thirty-seven million, seven hundred thirty-two thousand, two hundred seventy-three".