2090523 has 8 divisors (see below), whose sum is σ = 2883600. Its totient is φ = 1345568.

The previous prime is 2090509. The next prime is 2090567. The reversal of 2090523 is 3250902.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2090523 - 2¹⁴ = 2074139 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2090523.

It is not an unprimeable number, because it can be changed into a prime (2090573) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11928 + ... + 12101.

It is an arithmetic number, because the mean of its divisors is an integer number (360450).

2^2090523 is an apocalyptic number.

2090523 is a deficient number, since it is larger than the sum of its proper divisors (793077).

2090523 is a wasteful number, since it uses less digits than its factorization.

2090523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24061.

The product of its (nonzero) digits is 540, while the sum is 21.

The square root of 2090523 is about 1445.8641014978. The cubic root of 2090523 is about 127.8649902965.

The spelling of 2090523 in words is "two million, ninety thousand, five hundred twenty-three".