2092621 has 2 divisors, whose sum is σ = 2092622. Its totient is φ = 2092620.

The previous prime is 2092613. The next prime is 2092637. The reversal of 2092621 is 1262902.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1726596 + 366025 = 1314^2 + 605^2 .

It is a cyclic number.

It is not a de Polignac number, because 2092621 - 2³ = 2092613 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2092592 and 2092601.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2092661) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1046310 + 1046311.

It is an arithmetic number, because the mean of its divisors is an integer number (1046311).

2^2092621 is an apocalyptic number.

It is an amenable number.

2092621 is a deficient number, since it is larger than the sum of its proper divisors (1).

2092621 is an equidigital number, since it uses as much as digits as its factorization.

2092621 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 432, while the sum is 22.

The square root of 2092621 is about 1446.5894372627. The cubic root of 2092621 is about 127.9077501003.

The spelling of 2092621 in words is "two million, ninety-two thousand, six hundred twenty-one".