42869328 has 20 divisors (see below), whose sum is σ = 110745888. Its totient is φ = 14289760.

The previous prime is 42869317. The next prime is 42869329. The reversal of 42869328 is 82396824.

It is a self number, because there is not a number n which added to its sum of digits gives 42869328.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42869329) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 446508 + ... + 446603.

Almost surely, 2^42869328 is an apocalyptic number.

42869328 is a gapful number since it is divisible by the number (48) formed by its first and last digit.

It is an amenable number.

42869328 is an abundant number, since it is smaller than the sum of its proper divisors (67876560).

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

42869328 is a wasteful number, since it uses less digits than its factorization.

42869328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 893122 (or 893116 counting only the distinct ones).

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

The square root of 42869328 is about 6547.4672965964. The cubic root of 42869328 is about 349.9845653057.

The spelling of 42869328 in words is "forty-two million, eight hundred sixty-nine thousand, three hundred twenty-eight".