42028048 has 10 divisors (see below), whose sum is σ = 81429374. Its totient is φ = 21014016.

The previous prime is 42028043. The next prime is 42028087. The reversal of 42028048 is 84082024.

It can be written as a sum of positive squares in only one way, i.e., 35617024 + 6411024 = 5968^2 + 2532^2 .

It is not an unprimeable number, because it can be changed into a prime (42028043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1313361 + ... + 1313392.

Almost surely, 2^42028048 is an apocalyptic number.

It is an amenable number.

42028048 is a deficient number, since it is larger than the sum of its proper divisors (39401326).

42028048 is a wasteful number, since it uses less digits than its factorization.

42028048 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2626761 (or 2626755 counting only the distinct ones).

The product of its (nonzero) digits is 4096, while the sum is 28.

The square root of 42028048 is about 6482.9042874317. The cubic root of 42028048 is about 347.6800247272.

The spelling of 42028048 in words is "forty-two million, twenty-eight thousand, forty-eight".