66337090 has 32 divisors (see below), whose sum is σ = 122031360. Its totient is φ = 25958400.

The previous prime is 66337013. The next prime is 66337091. The reversal of 66337090 is 9073366.

66337090 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (66337091) 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 15 ways as a sum of consecutive naturals, for example, 103170 + ... + 103810.

It is an arithmetic number, because the mean of its divisors is an integer number (3813480).

Almost surely, 2^66337090 is an apocalyptic number.

66337090 is a deficient number, since it is larger than the sum of its proper divisors (55694270).

66337090 is a wasteful number, since it uses less digits than its factorization.

66337090 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 858.

The product of its (nonzero) digits is 20412, while the sum is 34.

The square root of 66337090 is about 8144.7584371791. The cubic root of 66337090 is about 404.8108449617.

The spelling of 66337090 in words is "sixty-six million, three hundred thirty-seven thousand, ninety".