42841828 has 6 divisors (see below), whose sum is σ = 74973206. Its totient is φ = 21420912.

The previous prime is 42841811. The next prime is 42841849. The reversal of 42841828 is 82814824.

It can be written as a sum of positive squares in only one way, i.e., 37234404 + 5607424 = 6102^2 + 2368^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5355225 + ... + 5355232.

Almost surely, 2^42841828 is an apocalyptic number.

It is an amenable number.

42841828 is a deficient number, since it is larger than the sum of its proper divisors (32131378).

42841828 is a wasteful number, since it uses less digits than its factorization.

42841828 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10710461 (or 10710459 counting only the distinct ones).

The product of its digits is 32768, while the sum is 37.

The square root of 42841828 is about 6545.3669110295. The cubic root of 42841828 is about 349.9097127656.

The spelling of 42841828 in words is "forty-two million, eight hundred forty-one thousand, eight hundred twenty-eight".