2452622421 has 8 divisors (see below), whose sum is σ = 3270399840. Its totient is φ = 1634963312.

The previous prime is 2452622401. The next prime is 2452622437. The reversal of 2452622421 is 1242262542.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2452622421 - 2¹⁸ = 2452360277 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2452622401) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 47470 + ... + 84608.

It is an arithmetic number, because the mean of its divisors is an integer number (408799980).

Almost surely, 2^2452622421 is an apocalyptic number.

It is an amenable number.

2452622421 is a deficient number, since it is larger than the sum of its proper divisors (817777419).

2452622421 is a wasteful number, since it uses less digits than its factorization.

2452622421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59155.

The product of its digits is 15360, while the sum is 30.

The square root of 2452622421 is about 49523.9580506243. The cubic root of 2452622421 is about 1348.5805695454.

Adding to 2452622421 its reverse (1242262542), we get a palindrome (3694884963).

The spelling of 2452622421 in words is "two billion, four hundred fifty-two million, six hundred twenty-two thousand, four hundred twenty-one".