127983342 has 32 divisors (see below), whose sum is σ = 259593984. Its totient is φ = 42060800.

The previous prime is 127983341. The next prime is 127983347. The reversal of 127983342 is 243389721.

It is a self number, because there is not a number n which added to its sum of digits gives 127983342.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (127983341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 199342 + ... + 199982.

It is an arithmetic number, because the mean of its divisors is an integer number (8112312).

Almost surely, 2^127983342 is an apocalyptic number.

127983342 is an abundant number, since it is smaller than the sum of its proper divisors (131610642).

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

127983342 is a wasteful number, since it uses less digits than its factorization.

127983342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1064.

The product of its digits is 72576, while the sum is 39.

The square root of 127983342 is about 11312.9722884837. The cubic root of 127983342 is about 503.9465567544.

The spelling of 127983342 in words is "one hundred twenty-seven million, nine hundred eighty-three thousand, three hundred forty-two".