42889108 has 6 divisors (see below), whose sum is σ = 75055946. Its totient is φ = 21444552.

The previous prime is 42889087. The next prime is 42889109. The reversal of 42889108 is 80198824.

It can be written as a sum of positive squares in only one way, i.e., 42146064 + 743044 = 6492^2 + 862^2 .

It is a super-3 number, since 3×42889108³ (a number of 24 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42889109) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5361135 + ... + 5361142.

Almost surely, 2^42889108 is an apocalyptic number.

It is an amenable number.

42889108 is a deficient number, since it is larger than the sum of its proper divisors (32166838).

42889108 is a wasteful number, since it uses less digits than its factorization.

42889108 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10722281 (or 10722279 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 40.

The square root of 42889108 is about 6548.9776301343. The cubic root of 42889108 is about 350.0383849058.

The spelling of 42889108 in words is "forty-two million, eight hundred eighty-nine thousand, one hundred eight".