2421312234 has 64 divisors (see below), whose sum is σ = 5585448960. Its totient is φ = 692046720.

The previous prime is 2421312221. The next prime is 2421312239. The reversal of 2421312234 is 4322131242.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (2421312239) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 288039 + ... + 296325.

It is an arithmetic number, because the mean of its divisors is an integer number (87272640).

Almost surely, 2^2421312234 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2421312234, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2792724480).

2421312234 is an abundant number, since it is smaller than the sum of its proper divisors (3164136726).

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

2421312234 is a wasteful number, since it uses less digits than its factorization.

2421312234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8555.

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

The square root of 2421312234 is about 49206.8311721045. The cubic root of 2421312234 is about 1342.8173134094.

Adding to 2421312234 its reverse (4322131242), we get a palindrome (6743443476).

The spelling of 2421312234 in words is "two billion, four hundred twenty-one million, three hundred twelve thousand, two hundred thirty-four".