209030832 has 30 divisors (see below), whose sum is σ = 584996412. Its totient is φ = 69676896.

The previous prime is 209030791. The next prime is 209030839. The reversal of 209030832 is 238030902.

209030832 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×209030832² = 87387777453224448, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 209030796 and 209030805.

It is not an unprimeable number, because it can be changed into a prime (209030839) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 725658 + ... + 725945.

Almost surely, 2^209030832 is an apocalyptic number.

It is an amenable number.

209030832 is an abundant number, since it is smaller than the sum of its proper divisors (375965580).

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

209030832 is a wasteful number, since it uses less digits than its factorization.

209030832 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1451617 (or 1451608 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 27.

The square root of 209030832 is about 14457.8986024941. The cubic root of 209030832 is about 593.4763946857.

The spelling of 209030832 in words is "two hundred nine million, thirty thousand, eight hundred thirty-two".