42049244 has 12 divisors (see below), whose sum is σ = 76785744. Its totient is φ = 20110464.

The previous prime is 42049243. The next prime is 42049283. The reversal of 42049244 is 44294024.

42049244 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42049243) by changing a digit.

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 in 3 ways as a sum of consecutive naturals, for example, 228437 + ... + 228620.

It is an arithmetic number, because the mean of its divisors is an integer number (6398812).

Almost surely, 2^42049244 is an apocalyptic number.

It is an amenable number.

42049244 is a deficient number, since it is larger than the sum of its proper divisors (34736500).

42049244 is a wasteful number, since it uses less digits than its factorization.

42049244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 457084 (or 457082 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 29.

The square root of 42049244 is about 6484.5388425084. The cubic root of 42049244 is about 347.7384633781.

The spelling of 42049244 in words is "forty-two million, forty-nine thousand, two hundred forty-four".