42044152 has 16 divisors (see below), whose sum is σ = 79571160. Its totient is φ = 20825184.

The previous prime is 42044117. The next prime is 42044159. The reversal of 42044152 is 25144024.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42044159) 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, 23703 + ... + 25414.

Almost surely, 2^42044152 is an apocalyptic number.

It is an amenable number.

42044152 is a deficient number, since it is larger than the sum of its proper divisors (37527008).

42044152 is a wasteful number, since it uses less digits than its factorization.

42044152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49230 (or 49226 counting only the distinct ones).

The product of its (nonzero) digits is 1280, while the sum is 22.

The square root of 42044152 is about 6484.1462043973. The cubic root of 42044152 is about 347.7244262194.

Adding to 42044152 its reverse (25144024), we get a palindrome (67188176).

The spelling of 42044152 in words is "forty-two million, forty-four thousand, one hundred fifty-two".