2090207 has 4 divisors (see below), whose sum is σ = 2388816. Its totient is φ = 1791600.

The previous prime is 2090203. The next prime is 2090213. The reversal of 2090207 is 7020902.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2090207 - 2² = 2090203 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2090203) 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, 149294 + ... + 149307.

It is an arithmetic number, because the mean of its divisors is an integer number (597204).

2^2090207 is an apocalyptic number.

2090207 is a deficient number, since it is larger than the sum of its proper divisors (298609).

2090207 is an equidigital number, since it uses as much as digits as its factorization.

2090207 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 298608.

The product of its (nonzero) digits is 252, while the sum is 20.

The square root of 2090207 is about 1445.7548201545. The cubic root of 2090207 is about 127.8585473517.

The spelling of 2090207 in words is "two million, ninety thousand, two hundred seven".