142662000 has 320 divisors, whose sum is σ = 519966720. Its totient is φ = 33408000.

The previous prime is 142661971. The next prime is 142662019. The reversal of 142662000 is 266241.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2417971 + ... + 2418029.

It is an arithmetic number, because the mean of its divisors is an integer number (1624896).

Almost surely, 2^142662000 is an apocalyptic number.

142662000 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 142662000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (259983360).

142662000 is an abundant number, since it is smaller than the sum of its proper divisors (377304720).

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

142662000 is a wasteful number, since it uses less digits than its factorization.

142662000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 129 (or 113 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 21.

The square root of 142662000 is about 11944.1198922315. The cubic root of 142662000 is about 522.5198209860.

The spelling of 142662000 in words is "one hundred forty-two million, six hundred sixty-two thousand".