42359878 has 32 divisors (see below), whose sum is σ = 71912448. Its totient is φ = 18547200.

The previous prime is 42359827. The next prime is 42359881. The reversal of 42359878 is 87895324.

It is a plaindrome in base 12.

It is a congruent number.

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, 73126 + ... + 73702.

It is an arithmetic number, because the mean of its divisors is an integer number (2247264).

Almost surely, 2^42359878 is an apocalyptic number.

42359878 is a deficient number, since it is larger than the sum of its proper divisors (29552570).

42359878 is a wasteful number, since it uses less digits than its factorization.

42359878 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 708.

The product of its digits is 483840, while the sum is 46.

The square root of 42359878 is about 6508.4466656799. The cubic root of 42359878 is about 348.5926561630.

The spelling of 42359878 in words is "forty-two million, three hundred fifty-nine thousand, eight hundred seventy-eight".