42496218 has 32 divisors (see below), whose sum is σ = 94886400. Its totient is φ = 14097888.

The previous prime is 42496193. The next prime is 42496229. The reversal of 42496218 is 81269424.

42496218 is a `hidden beast` number, since 4 + 24 + 9 + 621 + 8 = 666.

It is a super-3 number, since 3×42496218³ (a number of 24 digits) contains 333 as substring.

It is an unprimeable number.

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, 10278 + ... + 13806.

It is an arithmetic number, because the mean of its divisors is an integer number (2965200).

Almost surely, 2^42496218 is an apocalyptic number.

42496218 is an abundant number, since it is smaller than the sum of its proper divisors (52390182).

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

42496218 is a wasteful number, since it uses less digits than its factorization.

42496218 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3763 (or 3757 counting only the distinct ones).

The product of its digits is 27648, while the sum is 36.

The square root of 42496218 is about 6518.9123325905. The cubic root of 42496218 is about 348.9662504344.

The spelling of 42496218 in words is "forty-two million, four hundred ninety-six thousand, two hundred eighteen".