537323949 has 30 divisors (see below), whose sum is σ = 811903950. Its totient is φ = 354125520.

The previous prime is 537323923. The next prime is 537323959. The reversal of 537323949 is 949323735.

537323949 is a `hidden beast` number, since 5 + 373 + 239 + 49 = 666.

It can be written as a sum of positive squares in only one way, i.e., 360620100 + 176703849 = 18990^2 + 13293^2 .

It is not a de Polignac number, because 537323949 - 2¹¹ = 537321901 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (537323909) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 29 ways as a sum of consecutive naturals, for example, 2546454 + ... + 2546664.

It is an arithmetic number, because the mean of its divisors is an integer number (27063465).

Almost surely, 2^537323949 is an apocalyptic number.

It is an amenable number.

537323949 is a deficient number, since it is larger than the sum of its proper divisors (274580001).

537323949 is an equidigital number, since it uses as much as digits as its factorization.

537323949 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 583 (or 363 counting only the distinct ones).

The product of its digits is 612360, while the sum is 45.

The square root of 537323949 is about 23180.2491142783. The cubic root of 537323949 is about 812.9778864099.

The spelling of 537323949 in words is "five hundred thirty-seven million, three hundred twenty-three thousand, nine hundred forty-nine".