142589552 has 20 divisors (see below), whose sum is σ = 315734256. Its totient is φ = 61109760.

The previous prime is 142589537. The next prime is 142589563. The reversal of 142589552 is 255985241.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 636449 + ... + 636672.

Almost surely, 2^142589552 is an apocalyptic number.

It is an amenable number.

142589552 is an abundant number, since it is smaller than the sum of its proper divisors (173144704).

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

142589552 is a wasteful number, since it uses less digits than its factorization.

142589552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1273136 (or 1273130 counting only the distinct ones).

The product of its digits is 144000, while the sum is 41.

The square root of 142589552 is about 11941.0867177154. The cubic root of 142589552 is about 522.4313556487.

The spelling of 142589552 in words is "one hundred forty-two million, five hundred eighty-nine thousand, five hundred fifty-two".