142851006 has 128 divisors (see below), whose sum is σ = 354585600. Its totient is φ = 42456960.

The previous prime is 142850989. The next prime is 142851029. The reversal of 142851006 is 600158241.

142851006 is a `hidden beast` number, since 142 + 8 + 510 + 0 + 6 = 666.

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 63 ways as a sum of consecutive naturals, for example, 2011951 + ... + 2012021.

It is an arithmetic number, because the mean of its divisors is an integer number (2770200).

Almost surely, 2^142851006 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 142851006, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (177292800).

142851006 is an abundant number, since it is smaller than the sum of its proper divisors (211734594).

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

142851006 is a wasteful number, since it uses less digits than its factorization.

142851006 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 191 (or 185 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 27.

The square root of 142851006 is about 11952.0293674338. The cubic root of 142851006 is about 522.7504729221.

The spelling of 142851006 in words is "one hundred forty-two million, eight hundred fifty-one thousand, six".