2090925 has 18 divisors (see below), whose sum is σ = 3745482. Its totient is φ = 1115040.

The previous prime is 2090923. The next prime is 2090951. The reversal of 2090925 is 5290902.

It can be written as a sum of positive squares in 3 ways, for example, as 9 + 2090916 = 3^2 + 1446^2 .

It is not a de Polignac number, because 2090925 - 2¹ = 2090923 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2090923) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 4422 + ... + 4871.

2^2090925 is an apocalyptic number.

2090925 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2090925 is a deficient number, since it is larger than the sum of its proper divisors (1654557).

2090925 is a wasteful number, since it uses less digits than its factorization.

2090925 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9309 (or 9301 counting only the distinct ones).

The product of its (nonzero) digits is 1620, while the sum is 27.

The square root of 2090925 is about 1446.0031120298. The cubic root of 2090925 is about 127.8731857627.

The spelling of 2090925 in words is "two million, ninety thousand, nine hundred twenty-five".