142069856 has 24 divisors (see below), whose sum is σ = 280166040. Its totient is φ = 70916608.

The previous prime is 142069847. The next prime is 142069877. The reversal of 142069856 is 658960241.

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 3 ways as a sum of consecutive naturals, for example, 17720 + ... + 24456.

It is an arithmetic number, because the mean of its divisors is an integer number (11673585).

Almost surely, 2^142069856 is an apocalyptic number.

142069856 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

142069856 is a deficient number, since it is larger than the sum of its proper divisors (138096184).

142069856 is an equidigital number, since it uses as much as digits as its factorization.

142069856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7406 (or 7398 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 41.

The square root of 142069856 is about 11919.3060200668. The cubic root of 142069856 is about 521.7958813019.

The spelling of 142069856 in words is "one hundred forty-two million, sixty-nine thousand, eight hundred fifty-six".