442166152 has 16 divisors (see below), whose sum is σ = 829572300. Its totient is φ = 220946880.

The previous prime is 442166117. The next prime is 442166159. The reversal of 442166152 is 251661244.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 375351876 + 66814276 = 19374^2 + 8174^2 .

It is not an unprimeable number, because it can be changed into a prime (442166159) 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, 2499 + ... + 29842.

Almost surely, 2^442166152 is an apocalyptic number.

It is an amenable number.

442166152 is a deficient number, since it is larger than the sum of its proper divisors (387406148).

442166152 is a wasteful number, since it uses less digits than its factorization.

442166152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34056 (or 34052 counting only the distinct ones).

The product of its digits is 11520, while the sum is 31.

The square root of 442166152 is about 21027.7471926976. The cubic root of 442166152 is about 761.8365969320.

The spelling of 442166152 in words is "four hundred forty-two million, one hundred sixty-six thousand, one hundred fifty-two".