42889110 has 32 divisors (see below), whose sum is σ = 112292352. Its totient is φ = 10397280.

The previous prime is 42889109. The next prime is 42889117. The reversal of 42889110 is 1198824.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42889117) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 64654 + ... + 65313.

It is an arithmetic number, because the mean of its divisors is an integer number (3509136).

Almost surely, 2^42889110 is an apocalyptic number.

42889110 is an abundant number, since it is smaller than the sum of its proper divisors (69403242).

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

42889110 is a wasteful number, since it uses less digits than its factorization.

42889110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 129988.

The product of its (nonzero) digits is 4608, while the sum is 33.

The square root of 42889110 is about 6548.9777828299. The cubic root of 42889110 is about 350.0383903468.

The spelling of 42889110 in words is "forty-two million, eight hundred eighty-nine thousand, one hundred ten".