66925314 has 24 divisors (see below), whose sum is σ = 145971072. Its totient is φ = 22159800.

The previous prime is 66925297. The next prime is 66925319. The reversal of 66925314 is 41352966.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (66925319) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9594 + ... + 15029.

It is an arithmetic number, because the mean of its divisors is an integer number (6082128).

Almost surely, 2^66925314 is an apocalyptic number.

66925314 is an abundant number, since it is smaller than the sum of its proper divisors (79045758).

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

66925314 is a wasteful number, since it uses less digits than its factorization.

66925314 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24782 (or 24779 counting only the distinct ones).

The product of its digits is 38880, while the sum is 36.

The square root of 66925314 is about 8180.7893262203. The cubic root of 66925314 is about 406.0038381220.

The spelling of 66925314 in words is "sixty-six million, nine hundred twenty-five thousand, three hundred fourteen".