42044358 has 16 divisors (see below), whose sum is σ = 86361840. Its totient is φ = 13635936.

The previous prime is 42044357. The next prime is 42044371. The reversal of 42044358 is 85344024.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42044357) 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 7 ways as a sum of consecutive naturals, for example, 94473 + ... + 94916.

It is an arithmetic number, because the mean of its divisors is an integer number (5397615).

Almost surely, 2^42044358 is an apocalyptic number.

42044358 is an abundant number, since it is smaller than the sum of its proper divisors (44317482).

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

42044358 is a wasteful number, since it uses less digits than its factorization.

42044358 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 189431.

The product of its (nonzero) digits is 15360, while the sum is 30.

The square root of 42044358 is about 6484.1620892757. The cubic root of 42044358 is about 347.7249941233.

The spelling of 42044358 in words is "forty-two million, forty-four thousand, three hundred fifty-eight".