42936806 has 16 divisors (see below), whose sum is σ = 70510608. Its totient is φ = 19447200.

The previous prime is 42936787. The next prime is 42936809. The reversal of 42936806 is 60863924.

It is a super-3 number, since 3×42936806³ (a number of 24 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 42936806.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42936809) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3116 + ... + 9776.

It is an arithmetic number, because the mean of its divisors is an integer number (4406913).

Almost surely, 2^42936806 is an apocalyptic number.

42936806 is a deficient number, since it is larger than the sum of its proper divisors (27573802).

42936806 is a wasteful number, since it uses less digits than its factorization.

42936806 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6967.

The product of its (nonzero) digits is 62208, while the sum is 38.

The square root of 42936806 is about 6552.6182553236. The cubic root of 42936806 is about 350.1680988440.

The spelling of 42936806 in words is "forty-two million, nine hundred thirty-six thousand, eight hundred six".