42865098 has 32 divisors (see below), whose sum is σ = 87360000. Its totient is φ = 14019696.

The previous prime is 42865087. The next prime is 42865099. The reversal of 42865098 is 89056824.

It is not an unprimeable number, because it can be changed into a prime (42865099) 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 15 ways as a sum of consecutive naturals, for example, 85653 + ... + 86151.

It is an arithmetic number, because the mean of its divisors is an integer number (2730000).

Almost surely, 2^42865098 is an apocalyptic number.

42865098 is an abundant number, since it is smaller than the sum of its proper divisors (44494902).

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

42865098 is a wasteful number, since it uses less digits than its factorization.

42865098 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 746.

The product of its (nonzero) digits is 138240, while the sum is 42.

The square root of 42865098 is about 6547.1442629592. The cubic root of 42865098 is about 349.9730537078.

The spelling of 42865098 in words is "forty-two million, eight hundred sixty-five thousand, ninety-eight".