42846544 has 20 divisors (see below), whose sum is σ = 89401396. Its totient is φ = 19775232.

The previous prime is 42846541. The next prime is 42846569. The reversal of 42846544 is 44564824.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 27164944 + 15681600 = 5212^2 + 3960^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42846541) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 102789 + ... + 103204.

Almost surely, 2^42846544 is an apocalyptic number.

It is an amenable number.

42846544 is an abundant number, since it is smaller than the sum of its proper divisors (46554852).

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

42846544 is a wasteful number, since it uses less digits than its factorization.

42846544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 206014 (or 206008 counting only the distinct ones).

The product of its digits is 122880, while the sum is 37.

The square root of 42846544 is about 6545.7271559392. The cubic root of 42846544 is about 349.9225515709.

The spelling of 42846544 in words is "forty-two million, eight hundred forty-six thousand, five hundred forty-four".