2421422501 has 8 divisors (see below), whose sum is σ = 2469076344. Its totient is φ = 2373841600.

The previous prime is 2421422459. The next prime is 2421422537. The reversal of 2421422501 is 1052241242.

2421422501 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 145178401 + 2276244100 = 12049^2 + 47710^2 .

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 2421422501 - 2¹⁰ = 2421421477 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2421422551) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 51395 + ... + 86511.

It is an arithmetic number, because the mean of its divisors is an integer number (308634543).

Almost surely, 2^2421422501 is an apocalyptic number.

It is an amenable number.

2421422501 is a deficient number, since it is larger than the sum of its proper divisors (47653843).

2421422501 is a wasteful number, since it uses less digits than its factorization.

2421422501 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36471.

The product of its (nonzero) digits is 1280, while the sum is 23.

The square root of 2421422501 is about 49207.9516033740. The cubic root of 2421422501 is about 1342.8376971483.

Adding to 2421422501 its reverse (1052241242), we get a palindrome (3473663743).

The spelling of 2421422501 in words is "two billion, four hundred twenty-one million, four hundred twenty-two thousand, five hundred one".