142256004 has 24 divisors (see below), whose sum is σ = 362106528. Its totient is φ = 43107840.

The previous prime is 142255999. The next prime is 142256063. The reversal of 142256004 is 400652241.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 538717 + ... + 538980.

It is an arithmetic number, because the mean of its divisors is an integer number (15087772).

Almost surely, 2^142256004 is an apocalyptic number.

It is an amenable number.

142256004 is an abundant number, since it is smaller than the sum of its proper divisors (219850524).

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

142256004 is a wasteful number, since it uses less digits than its factorization.

142256004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1077715 (or 1077713 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 24.

The square root of 142256004 is about 11927.1121399943. The cubic root of 142256004 is about 522.0236773805.

The spelling of 142256004 in words is "one hundred forty-two million, two hundred fifty-six thousand, four".