142587000 has 128 divisors (see below), whose sum is σ = 494395200. Its totient is φ = 38016000.

The previous prime is 142586981. The next prime is 142587017. The reversal of 142587000 is 785241.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 24360 + ... + 29640.

Almost surely, 2^142587000 is an apocalyptic number.

142587000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 142587000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (247197600).

142587000 is an abundant number, since it is smaller than the sum of its proper divisors (351808200).

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

142587000 is a wasteful number, since it uses less digits than its factorization.

142587000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5311 (or 5291 counting only the distinct ones).

The product of its (nonzero) digits is 2240, while the sum is 27.

The square root of 142587000 is about 11940.9798592913. The cubic root of 142587000 is about 522.4282388874.

The spelling of 142587000 in words is "one hundred forty-two million, five hundred eighty-seven thousand".