152331666 has 8 divisors (see below), whose sum is σ = 304663344. Its totient is φ = 50777220.

The previous prime is 152331659. The next prime is 152331667. The reversal of 152331666 is 666133251.

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

152331666 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (152331667) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12694300 + ... + 12694311.

It is an arithmetic number, because the mean of its divisors is an integer number (38082918).

Almost surely, 2^152331666 is an apocalyptic number.

152331666 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

152331666 is a wasteful number, since it uses less digits than its factorization.

152331666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25388616.

The product of its digits is 19440, while the sum is 33.

The square root of 152331666 is about 12342.2715089241. The cubic root of 152331666 is about 534.0682135924.

The spelling of 152331666 in words is "one hundred fifty-two million, three hundred thirty-one thousand, six hundred sixty-six".