66094446 has 16 divisors (see below), whose sum is σ = 144206208. Its totient is φ = 20028600.

The previous prime is 66094429. The next prime is 66094447. The reversal of 66094446 is 64449066.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (66094447) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 500650 + ... + 500781.

It is an arithmetic number, because the mean of its divisors is an integer number (9012888).

Almost surely, 2^66094446 is an apocalyptic number.

66094446 is a gapful number since it is divisible by the number (66) formed by its first and last digit.

66094446 is an abundant number, since it is smaller than the sum of its proper divisors (78111762).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

66094446 is a wasteful number, since it uses less digits than its factorization.

66094446 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1001447.

The product of its (nonzero) digits is 124416, while the sum is 39.

The square root of 66094446 is about 8129.8490760899. The cubic root of 66094446 is about 404.3166773343.

The spelling of 66094446 in words is "sixty-six million, ninety-four thousand, four hundred forty-six".