211073842 has 16 divisors (see below), whose sum is σ = 370256832. Its totient is φ = 88356240.

The previous prime is 211073839. The next prime is 211073867. The reversal of 211073842 is 248370112.

211073842 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 211073842.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 174709 + ... + 175912.

It is an arithmetic number, because the mean of its divisors is an integer number (23141052).

Almost surely, 2^211073842 is an apocalyptic number.

211073842 is a deficient number, since it is larger than the sum of its proper divisors (159182990).

211073842 is a wasteful number, since it uses less digits than its factorization.

211073842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 350673.

The product of its (nonzero) digits is 2688, while the sum is 28.

The square root of 211073842 is about 14528.3805704559. The cubic root of 211073842 is about 595.4036213446.

The spelling of 211073842 in words is "two hundred eleven million, seventy-three thousand, eight hundred forty-two".