2290503 has 8 divisors (see below), whose sum is σ = 3076848. Its totient is φ = 1515584.

The previous prime is 2290499. The next prime is 2290511. The reversal of 2290503 is 3050922.

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 2290503 - 2² = 2290499 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2290503.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2290523) 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, 2376 + ... + 3197.

It is an arithmetic number, because the mean of its divisors is an integer number (384606).

2^2290503 is an apocalyptic number.

2290503 is a deficient number, since it is larger than the sum of its proper divisors (786345).

2290503 is a wasteful number, since it uses less digits than its factorization.

2290503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5713.

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

The square root of 2290503 is about 1513.4407817949. The cubic root of 2290503 is about 131.8186789590.

It can be divided in two parts, 22 and 90503, that added together give a triangular number (90525 = T₄₂₅).

The spelling of 2290503 in words is "two million, two hundred ninety thousand, five hundred three".