66294914 has 16 divisors (see below), whose sum is σ = 119630400. Its totient is φ = 26916624.

The previous prime is 66294887. The next prime is 66294919. The reversal of 66294914 is 41949266.

66294914 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 (66294919) 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 7 ways as a sum of consecutive naturals, for example, 124349 + ... + 124880.

It is an arithmetic number, because the mean of its divisors is an integer number (7476900).

Almost surely, 2^66294914 is an apocalyptic number.

66294914 is a deficient number, since it is larger than the sum of its proper divisors (53335486).

66294914 is a wasteful number, since it uses less digits than its factorization.

66294914 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 249257.

The product of its digits is 93312, while the sum is 41.

The square root of 66294914 is about 8142.1688756743. The cubic root of 66294914 is about 404.7250361440.

The spelling of 66294914 in words is "sixty-six million, two hundred ninety-four thousand, nine hundred fourteen".