2409422191 has 4 divisors (see below), whose sum is σ = 2628460584. Its totient is φ = 2190383800.

The previous prime is 2409422179. The next prime is 2409422227. The reversal of 2409422191 is 1912249042.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a de Polignac number, because none of the positive numbers 2^k-2409422191 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2409422101) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 109519180 + ... + 109519201.

It is an arithmetic number, because the mean of its divisors is an integer number (657115146).

Almost surely, 2^2409422191 is an apocalyptic number.

2409422191 is a deficient number, since it is larger than the sum of its proper divisors (219038393).

2409422191 is a wasteful number, since it uses less digits than its factorization.

2409422191 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 219038392.

The product of its (nonzero) digits is 10368, while the sum is 34.

The square root of 2409422191 is about 49085.8654909945. The cubic root of 2409422191 is about 1340.6157026112.

The spelling of 2409422191 in words is "two billion, four hundred nine million, four hundred twenty-two thousand, one hundred ninety-one".