152066889 has 20 divisors (see below), whose sum is σ = 244637316. Its totient is φ = 93578976.

The previous prime is 152066833. The next prime is 152066891. The reversal of 152066889 is 988660251.

It can be written as a sum of positive squares in 2 ways, for example, as 12638025 + 139428864 = 3555^2 + 11808^2 .

It is not a de Polignac number, because 152066889 - 2¹² = 152062793 is a prime.

It is not an unprimeable number, because it can be changed into a prime (152066489) 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 19 ways as a sum of consecutive naturals, for example, 71154 + ... + 73259.

Almost surely, 2^152066889 is an apocalyptic number.

It is an amenable number.

152066889 is a deficient number, since it is larger than the sum of its proper divisors (92570427).

152066889 is a wasteful number, since it uses less digits than its factorization.

152066889 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 144438 (or 144429 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 45.

The square root of 152066889 is about 12331.5404147252. The cubic root of 152066889 is about 533.7586019122.

The spelling of 152066889 in words is "one hundred fifty-two million, sixty-six thousand, eight hundred eighty-nine".