841550142 has 8 divisors (see below), whose sum is σ = 1683100296. Its totient is φ = 280516712.

The previous prime is 841550137. The next prime is 841550153. The reversal of 841550142 is 241055148.

It is a sphenic number, since it is the product of 3 distinct primes.

841550142 is an admirable number.

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 70129173 + ... + 70129184.

It is an arithmetic number, because the mean of its divisors is an integer number (210387537).

Almost surely, 2^841550142 is an apocalyptic number.

841550142 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

841550142 is a wasteful number, since it uses less digits than its factorization.

841550142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 140258362.

The product of its (nonzero) digits is 6400, while the sum is 30.

The square root of 841550142 is about 29009.4836562115. The cubic root of 841550142 is about 944.1188438127.

The spelling of 841550142 in words is "eight hundred forty-one million, five hundred fifty thousand, one hundred forty-two".