2421550423 has 8 divisors (see below), whose sum is σ = 2558822400. Its totient is φ = 2286944088.

The previous prime is 2421550409. The next prime is 2421550427. The reversal of 2421550423 is 3240551242.

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 2421550423 - 2¹³ = 2421542231 is a prime.

It is a super-2 number, since 2×2421550423² = 11727812902262957858, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2421550391 and 2421550400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2421550427) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 664543 + ... + 668176.

It is an arithmetic number, because the mean of its divisors is an integer number (319852800).

Almost surely, 2^2421550423 is an apocalyptic number.

2421550423 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

2421550423 is a deficient number, since it is larger than the sum of its proper divisors (137271977).

2421550423 is a wasteful number, since it uses less digits than its factorization.

2421550423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1332821.

The product of its (nonzero) digits is 9600, while the sum is 28.

The square root of 2421550423 is about 49209.2513964600. The cubic root of 2421550423 is about 1342.8613437801.

The spelling of 2421550423 in words is "two billion, four hundred twenty-one million, five hundred fifty thousand, four hundred twenty-three".