42889035 has 32 divisors (see below), whose sum is σ = 79252992. Its totient is φ = 19399680.

The previous prime is 42889013. The next prime is 42889073. The reversal of 42889035 is 53098824.

It is a happy number.

It is not a de Polignac number, because 42889035 - 2⁵ = 42889003 is a prime.

It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 42888984 and 42889002.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8080 + ... + 12290.

It is an arithmetic number, because the mean of its divisors is an integer number (2476656).

Almost surely, 2^42889035 is an apocalyptic number.

42889035 is a deficient number, since it is larger than the sum of its proper divisors (36363957).

42889035 is a wasteful number, since it uses less digits than its factorization.

42889035 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4323.

The product of its (nonzero) digits is 69120, while the sum is 39.

The square root of 42889035 is about 6548.9720567430. The cubic root of 42889035 is about 350.0381863098.

The spelling of 42889035 in words is "forty-two million, eight hundred eighty-nine thousand, thirty-five".