42994886 has 8 divisors (see below), whose sum is σ = 70355304. Its totient is φ = 19543120.

The previous prime is 42994879. The next prime is 42994927. The reversal of 42994886 is 68849924.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 977135 + ... + 977178.

It is an arithmetic number, because the mean of its divisors is an integer number (8794413).

Almost surely, 2^42994886 is an apocalyptic number.

42994886 is a deficient number, since it is larger than the sum of its proper divisors (27360418).

42994886 is a wasteful number, since it uses less digits than its factorization.

42994886 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1954326.

The product of its digits is 995328, while the sum is 50.

The square root of 42994886 is about 6557.0485738631. The cubic root of 42994886 is about 350.3259168232.

It can be divided in two parts, 429948 and 86, that added together give a palindrome (430034).

The spelling of 42994886 in words is "forty-two million, nine hundred ninety-four thousand, eight hundred eighty-six".