2621357852 has 24 divisors (see below), whose sum is σ = 4617436320. Its totient is φ = 1302118400.

The previous prime is 2621357807. The next prime is 2621357881. The reversal of 2621357852 is 2587531262.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 409049 + ... + 415407.

It is an arithmetic number, because the mean of its divisors is an integer number (192393180).

Almost surely, 2^2621357852 is an apocalyptic number.

It is an amenable number.

2621357852 is a deficient number, since it is larger than the sum of its proper divisors (1996078468).

2621357852 is a wasteful number, since it uses less digits than its factorization.

2621357852 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7021 (or 7019 counting only the distinct ones).

The product of its digits is 201600, while the sum is 41.

The square root of 2621357852 is about 51199.1977671526. The cubic root of 2621357852 is about 1378.8237985972.

The spelling of 2621357852 in words is "two billion, six hundred twenty-one million, three hundred fifty-seven thousand, eight hundred fifty-two".