210071742 has 32 divisors (see below), whose sum is σ = 445858560. Its totient is φ = 65841600.

The previous prime is 210071723. The next prime is 210071753. The reversal of 210071742 is 247170012.

210071742 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4759 + ... + 21042.

It is an arithmetic number, because the mean of its divisors is an integer number (13933080).

Almost surely, 2^210071742 is an apocalyptic number.

210071742 is an abundant number, since it is smaller than the sum of its proper divisors (235786818).

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

210071742 is a wasteful number, since it uses less digits than its factorization.

210071742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25888.

The product of its (nonzero) digits is 784, while the sum is 24.

The square root of 210071742 is about 14493.8518689822. The cubic root of 210071742 is about 594.4598746887.

The spelling of 210071742 in words is "two hundred ten million, seventy-one thousand, seven hundred forty-two".