42829844 has 6 divisors (see below), whose sum is σ = 74952234. Its totient is φ = 21414920.

The previous prime is 42829823. The next prime is 42829907. The reversal of 42829844 is 44892824.

It can be written as a sum of positive squares in only one way, i.e., 41113744 + 1716100 = 6412^2 + 1310^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5353727 + ... + 5353734.

It is an arithmetic number, because the mean of its divisors is an integer number (12492039).

Almost surely, 2^42829844 is an apocalyptic number.

It is an amenable number.

42829844 is a deficient number, since it is larger than the sum of its proper divisors (32122390).

42829844 is a wasteful number, since it uses less digits than its factorization.

42829844 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10707465 (or 10707463 counting only the distinct ones).

The product of its digits is 147456, while the sum is 41.

The square root of 42829844 is about 6544.4513903000. The cubic root of 42829844 is about 349.8770833685.

The spelling of 42829844 in words is "forty-two million, eight hundred twenty-nine thousand, eight hundred forty-four".