363147666 has 32 divisors (see below), whose sum is σ = 831385728. Its totient is φ = 103589760.

The previous prime is 363147661. The next prime is 363147683. The reversal of 363147666 is 666741363.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is not an unprimeable number, because it can be changed into a prime (363147661) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20806 + ... + 34046.

It is an arithmetic number, because the mean of its divisors is an integer number (25980804).

Almost surely, 2^363147666 is an apocalyptic number.

363147666 is an abundant number, since it is smaller than the sum of its proper divisors (468238062).

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

363147666 is a wasteful number, since it uses less digits than its factorization.

363147666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13906.

The product of its digits is 326592, while the sum is 42.

The square root of 363147666 is about 19056.4337167267. The cubic root of 363147666 is about 713.4459644457.

The spelling of 363147666 in words is "three hundred sixty-three million, one hundred forty-seven thousand, six hundred sixty-six".