537866 has 16 divisors (see below), whose sum is σ = 933504. Its totient is φ = 227664.

The previous prime is 537853. The next prime is 537877. The reversal of 537866 is 668735.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1256 + ... + 1628.

It is an arithmetic number, because the mean of its divisors is an integer number (58344).

2⁵³⁷⁸⁶⁶ is an apocalyptic number.

537866 is a deficient number, since it is larger than the sum of its proper divisors (395638).

537866 is a wasteful number, since it uses less digits than its factorization.

537866 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 485.

The product of its digits is 30240, while the sum is 35.

The square root of 537866 is about 733.3934823817. The cubic root of 537866 is about 81.3251171192.

The spelling of 537866 in words is "five hundred thirty-seven thousand, eight hundred sixty-six".