2432412221 has 4 divisors (see below), whose sum is σ = 2434688700. Its totient is φ = 2430135744.

The previous prime is 2432412209. The next prime is 2432412239. The reversal of 2432412221 is 1222142342.

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

It can be written as a sum of positive squares in 2 ways, for example, as 853224100 + 1579188121 = 29210^2 + 39739^2 .

It is a cyclic number.

It is not a de Polignac number, because 2432412221 - 2²⁶ = 2365303357 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 (2432414221) 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, 1136636 + ... + 1138773.

It is an arithmetic number, because the mean of its divisors is an integer number (608672175).

Almost surely, 2^2432412221 is an apocalyptic number.

It is an amenable number.

2432412221 is a deficient number, since it is larger than the sum of its proper divisors (2276479).

2432412221 is a wasteful number, since it uses less digits than its factorization.

2432412221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2276478.

The product of its digits is 1536, while the sum is 23.

The square root of 2432412221 is about 49319.4912889417. The cubic root of 2432412221 is about 1344.8661385184.

Adding to 2432412221 its reverse (1222142342), we get a palindrome (3654554563).

The spelling of 2432412221 in words is "two billion, four hundred thirty-two million, four hundred twelve thousand, two hundred twenty-one".