2421233442 has 12 divisors (see below), whose sum is σ = 5246005830. Its totient is φ = 807077808.

The previous prime is 2421233429. The next prime is 2421233467. The reversal of 2421233442 is 2443321242.

2421233442 is a `hidden beast` number, since 2 + 4 + 212 + 3 + 3 + 442 = 666.

It can be written as a sum of positive squares in only one way, i.e., 1397937321 + 1023296121 = 37389^2 + 31989^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 67256467 + ... + 67256502.

Almost surely, 2^2421233442 is an apocalyptic number.

2421233442 is an abundant number, since it is smaller than the sum of its proper divisors (2824772388).

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

2421233442 is a wasteful number, since it uses less digits than its factorization.

2421233442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134512977 (or 134512974 counting only the distinct ones).

The product of its digits is 9216, while the sum is 27.

The square root of 2421233442 is about 49206.0305450460. The cubic root of 2421233442 is about 1342.8027476975.

Adding to 2421233442 its reverse (2443321242), we get a palindrome (4864554684).

The spelling of 2421233442 in words is "two billion, four hundred twenty-one million, two hundred thirty-three thousand, four hundred forty-two".