66954094 has 8 divisors (see below), whose sum is σ = 100485648. Its totient is φ = 33458880.

The previous prime is 66954091. The next prime is 66954101. The reversal of 66954094 is 49045966.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 66954094.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (66954091) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3882 + ... + 12205.

It is an arithmetic number, because the mean of its divisors is an integer number (12560706).

Almost surely, 2^66954094 is an apocalyptic number.

66954094 is a deficient number, since it is larger than the sum of its proper divisors (33531554).

66954094 is a wasteful number, since it uses less digits than its factorization.

66954094 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18170.

The product of its (nonzero) digits is 233280, while the sum is 43.

The square root of 66954094 is about 8182.5481361248. The cubic root of 66954094 is about 406.0620279420.

The spelling of 66954094 in words is "sixty-six million, nine hundred fifty-four thousand, ninety-four".