2621266342 has 8 divisors (see below), whose sum is σ = 3941804736. Its totient is φ = 1307331432.

The previous prime is 2621266331. The next prime is 2621266379. The reversal of 2621266342 is 2436621262.

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

It is a junction number, because it is equal to n+sod(n) for n = 2621266298 and 2621266307.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 1649878 + ... + 1651465.

It is an arithmetic number, because the mean of its divisors is an integer number (492725592).

Almost surely, 2^2621266342 is an apocalyptic number.

2621266342 is a deficient number, since it is larger than the sum of its proper divisors (1320538394).

2621266342 is a wasteful number, since it uses less digits than its factorization.

2621266342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3301742.

The product of its digits is 41472, while the sum is 34.

The square root of 2621266342 is about 51198.3040930068. The cubic root of 2621266342 is about 1378.8077537785.

The spelling of 2621266342 in words is "two billion, six hundred twenty-one million, two hundred sixty-six thousand, three hundred forty-two".