2421621262 has 8 divisors (see below), whose sum is σ = 3682191456. Its totient is φ = 1194224112.

The previous prime is 2421621259. The next prime is 2421621299. The reversal of 2421621262 is 2621261242.

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

It is a self number, because there is not a number n which added to its sum of digits gives 2421621262.

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 8293078 + ... + 8293369.

It is an arithmetic number, because the mean of its divisors is an integer number (460273932).

Almost surely, 2^2421621262 is an apocalyptic number.

2421621262 is a deficient number, since it is larger than the sum of its proper divisors (1260570194).

2421621262 is a wasteful number, since it uses less digits than its factorization.

2421621262 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16586522.

The product of its digits is 4608, while the sum is 28.

The square root of 2421621262 is about 49209.9711643890. The cubic root of 2421621262 is about 1342.8744381495.

The spelling of 2421621262 in words is "two billion, four hundred twenty-one million, six hundred twenty-one thousand, two hundred sixty-two".