42804210 has 16 divisors (see below), whose sum is σ = 102730176. Its totient is φ = 11414448.

The previous prime is 42804161. The next prime is 42804217. The reversal of 42804210 is 1240824.

42804210 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (42804217) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 713374 + ... + 713433.

It is an arithmetic number, because the mean of its divisors is an integer number (6420636).

Almost surely, 2^42804210 is an apocalyptic number.

42804210 is an abundant number, since it is smaller than the sum of its proper divisors (59925966).

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

42804210 is a wasteful number, since it uses less digits than its factorization.

42804210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1426817.

The product of its (nonzero) digits is 512, while the sum is 21.

The square root of 42804210 is about 6542.4926442450. The cubic root of 42804210 is about 349.8072680388.

The spelling of 42804210 in words is "forty-two million, eight hundred four thousand, two hundred ten".