2621091092 has 12 divisors (see below), whose sum is σ = 4601852640. Its totient is φ = 1306276056.

The previous prime is 2621091073. The next prime is 2621091131. The reversal of 2621091092 is 2901901262.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1065992 + ... + 1068447.

It is an arithmetic number, because the mean of its divisors is an integer number (383487720).

Almost surely, 2^2621091092 is an apocalyptic number.

It is an amenable number.

2621091092 is a deficient number, since it is larger than the sum of its proper divisors (1980761548).

2621091092 is a wasteful number, since it uses less digits than its factorization.

2621091092 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2134750 (or 2134748 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 32.

The square root of 2621091092 is about 51196.5925819287. The cubic root of 2621091092 is about 1378.7770254444. Note that the first 3 decimals are identical.

The spelling of 2621091092 in words is "two billion, six hundred twenty-one million, ninety-one thousand, ninety-two".