2421252423 has 12 divisors (see below), whose sum is σ = 3571777248. Its totient is φ = 1579824000.

The previous prime is 2421252419. The next prime is 2421252461. The reversal of 2421252423 is 3242521242.

2421252423 is a `hidden beast` number, since 24 + 212 + 5 + 2 + 423 = 666.

It is not a de Polignac number, because 2421252423 - 2² = 2421252419 is a prime.

It is a super-3 number, since 3×2421252423³ (a number of 29 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2421252413) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2861578 + ... + 2862423.

It is an arithmetic number, because the mean of its divisors is an integer number (297648104).

Almost surely, 2^2421252423 is an apocalyptic number.

2421252423 is a deficient number, since it is larger than the sum of its proper divisors (1150524825).

2421252423 is a wasteful number, since it uses less digits than its factorization.

2421252423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5724054 (or 5724051 counting only the distinct ones).

The product of its digits is 7680, while the sum is 27.

The square root of 2421252423 is about 49206.2234173687. The cubic root of 2421252423 is about 1342.8062566077.

Adding to 2421252423 its reverse (3242521242), we get a palindrome (5663773665).

The spelling of 2421252423 in words is "two billion, four hundred twenty-one million, two hundred fifty-two thousand, four hundred twenty-three".