142240926 has 16 divisors (see below), whose sum is σ = 287299728. Its totient is φ = 46944000.

The previous prime is 142240919. The next prime is 142240949. The reversal of 142240926 is 629042241.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 142240893 and 142240902.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 116755 + ... + 117966.

It is an arithmetic number, because the mean of its divisors is an integer number (17956233).

Almost surely, 2^142240926 is an apocalyptic number.

142240926 is an abundant number, since it is smaller than the sum of its proper divisors (145058802).

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

142240926 is a wasteful number, since it uses less digits than its factorization.

142240926 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 234827.

The product of its (nonzero) digits is 6912, while the sum is 30.

The square root of 142240926 is about 11926.4800339413. The cubic root of 142240926 is about 522.0052332823.

The spelling of 142240926 in words is "one hundred forty-two million, two hundred forty thousand, nine hundred twenty-six".