537343387 has 4 divisors (see below), whose sum is σ = 614106736. Its totient is φ = 460580040.

The previous prime is 537343379. The next prime is 537343397. The reversal of 537343387 is 783343735.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 537343387 - 2³ = 537343379 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (537343357) 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 3 ways as a sum of consecutive naturals, for example, 38381664 + ... + 38381677.

It is an arithmetic number, because the mean of its divisors is an integer number (153526684).

Almost surely, 2^537343387 is an apocalyptic number.

537343387 is a deficient number, since it is larger than the sum of its proper divisors (76763349).

537343387 is an equidigital number, since it uses as much as digits as its factorization.

537343387 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76763348.

The product of its digits is 635040, while the sum is 43.

The square root of 537343387 is about 23180.6683898459. The cubic root of 537343387 is about 812.9876896044.

It can be divided in two parts, 53734 and 3387, that added together give a square (57121 = 239²).

The spelling of 537343387 in words is "five hundred thirty-seven million, three hundred forty-three thousand, three hundred eighty-seven".