42976844 has 6 divisors (see below), whose sum is σ = 75209484. Its totient is φ = 21488420.

The previous prime is 42976837. The next prime is 42976859. The reversal of 42976844 is 44867924.

42976844 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 42976795 and 42976804.

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 as a sum of consecutive naturals, namely, 5372102 + ... + 5372109.

It is an arithmetic number, because the mean of its divisors is an integer number (12534914).

Almost surely, 2^42976844 is an apocalyptic number.

It is an amenable number.

42976844 is a deficient number, since it is larger than the sum of its proper divisors (32232640).

42976844 is a wasteful number, since it uses less digits than its factorization.

42976844 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10744215 (or 10744213 counting only the distinct ones).

The product of its digits is 387072, while the sum is 44.

The square root of 42976844 is about 6555.6726580878. The cubic root of 42976844 is about 350.2769073937.

The spelling of 42976844 in words is "forty-two million, nine hundred seventy-six thousand, eight hundred forty-four".