66363922 has 8 divisors (see below), whose sum is σ = 104785200. Its totient is φ = 31435524.

The previous prime is 66363911. The next prime is 66363923. The reversal of 66363922 is 22936366.

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

It is not an unprimeable number, because it can be changed into a prime (66363923) 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, 873172 + ... + 873247.

It is an arithmetic number, because the mean of its divisors is an integer number (13098150).

Almost surely, 2^66363922 is an apocalyptic number.

66363922 is a deficient number, since it is larger than the sum of its proper divisors (38421278).

66363922 is a wasteful number, since it uses less digits than its factorization.

66363922 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1746440.

The product of its digits is 69984, while the sum is 37.

The square root of 66363922 is about 8146.4054649888. The cubic root of 66363922 is about 404.8654168482.

The spelling of 66363922 in words is "sixty-six million, three hundred sixty-three thousand, nine hundred twenty-two".