2342132421 has 16 divisors (see below), whose sum is σ = 3200637888. Its totient is φ = 1522563200.

The previous prime is 2342132417. The next prime is 2342132431. The reversal of 2342132421 is 1242312432.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 2342132421 - 2² = 2342132417 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 2342132391 and 2342132400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2342132411) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 333670 + ... + 340616.

It is an arithmetic number, because the mean of its divisors is an integer number (200039868).

Almost surely, 2^2342132421 is an apocalyptic number.

It is an amenable number.

2342132421 is a deficient number, since it is larger than the sum of its proper divisors (858505467).

2342132421 is a wasteful number, since it uses less digits than its factorization.

2342132421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9732.

The product of its digits is 2304, while the sum is 24.

The square root of 2342132421 is about 48395.5826599908. The cubic root of 2342132421 is about 1328.0175528493.

Adding to 2342132421 its reverse (1242312432), we get a palindrome (3584444853).

The spelling of 2342132421 in words is "two billion, three hundred forty-two million, one hundred thirty-two thousand, four hundred twenty-one".