2421534232 has 16 divisors (see below), whose sum is σ = 4889636640. Its totient is φ = 1117631136.

The previous prime is 2421534229. The next prime is 2421534233. The reversal of 2421534232 is 2324351242.

It is a self number, because there is not a number n which added to its sum of digits gives 2421534232.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2421534233) 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 3 ways as a sum of consecutive naturals, for example, 11641888 + ... + 11642095.

It is an arithmetic number, because the mean of its divisors is an integer number (305602290).

Almost surely, 2^2421534232 is an apocalyptic number.

It is an amenable number.

2421534232 is an abundant number, since it is smaller than the sum of its proper divisors (2468102408).

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

2421534232 is a wasteful number, since it uses less digits than its factorization.

2421534232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23284002 (or 23283998 counting only the distinct ones).

The product of its digits is 11520, while the sum is 28.

The square root of 2421534232 is about 49209.0868844363. The cubic root of 2421534232 is about 1342.8583508881.

Adding to 2421534232 its reverse (2324351242), we get a palindrome (4745885474).

The spelling of 2421534232 in words is "two billion, four hundred twenty-one million, five hundred thirty-four thousand, two hundred thirty-two".