66901094 has 32 divisors (see below), whose sum is σ = 112021056. Its totient is φ = 29767680.

The previous prime is 66901067. The next prime is 66901097. The reversal of 66901094 is 49010966.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (66901097) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 103079 + ... + 103725.

It is an arithmetic number, because the mean of its divisors is an integer number (3500658).

Almost surely, 2^66901094 is an apocalyptic number.

66901094 is a deficient number, since it is larger than the sum of its proper divisors (45119962).

66901094 is a wasteful number, since it uses less digits than its factorization.

66901094 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 800.

The product of its (nonzero) digits is 11664, while the sum is 35.

The square root of 66901094 is about 8179.3088950106. The cubic root of 66901094 is about 405.9548551646.

The spelling of 66901094 in words is "sixty-six million, nine hundred one thousand, ninety-four".