42839862 has 16 divisors (see below), whose sum is σ = 92270640. Its totient is φ = 13181472.

The previous prime is 42839843. The next prime is 42839879. The reversal of 42839862 is 26893824.

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, 274537 + ... + 274692.

It is an arithmetic number, because the mean of its divisors is an integer number (5766915).

Almost surely, 2^42839862 is an apocalyptic number.

42839862 is an abundant number, since it is smaller than the sum of its proper divisors (49430778).

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

42839862 is a wasteful number, since it uses less digits than its factorization.

42839862 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 549247.

The product of its digits is 165888, while the sum is 42.

The square root of 42839862 is about 6545.2167267402. The cubic root of 42839862 is about 349.9043602628.

The spelling of 42839862 in words is "forty-two million, eight hundred thirty-nine thousand, eight hundred sixty-two".