2092521 has 4 divisors (see below), whose sum is σ = 2790032. Its totient is φ = 1395012.

The previous prime is 2092501. The next prime is 2092529. The reversal of 2092521 is 1252902.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 2092521 - 2⁶ = 2092457 is a prime.

It is a D-number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2092529) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 348751 + ... + 348756.

It is an arithmetic number, because the mean of its divisors is an integer number (697508).

2^2092521 is an apocalyptic number.

It is an amenable number.

2092521 is a deficient number, since it is larger than the sum of its proper divisors (697511).

2092521 is an equidigital number, since it uses as much as digits as its factorization.

2092521 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 697510.

The product of its (nonzero) digits is 360, while the sum is 21.

The square root of 2092521 is about 1446.5548727926. The cubic root of 2092521 is about 127.9057126269.

The spelling of 2092521 in words is "two million, ninety-two thousand, five hundred twenty-one".