42968944 has 20 divisors (see below), whose sum is σ = 83463160. Its totient is φ = 21430080.

The previous prime is 42968929. The next prime is 42968971. The reversal of 42968944 is 44986924.

It is a junction number, because it is equal to n+sod(n) for n = 42968894 and 42968903.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3547 + ... + 9925.

It is an arithmetic number, because the mean of its divisors is an integer number (4173158).

Almost surely, 2^42968944 is an apocalyptic number.

It is an amenable number.

42968944 is a deficient number, since it is larger than the sum of its proper divisors (40494216).

42968944 is a wasteful number, since it uses less digits than its factorization.

42968944 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6808 (or 6802 counting only the distinct ones).

The product of its digits is 497664, while the sum is 46.

The square root of 42968944 is about 6555.0700987861. The cubic root of 42968944 is about 350.2554434542.

The spelling of 42968944 in words is "forty-two million, nine hundred sixty-eight thousand, nine hundred forty-four".