2094491 has 4 divisors (see below), whose sum is σ = 2393712. Its totient is φ = 1795272.

The previous prime is 2094481. The next prime is 2094497. The reversal of 2094491 is 1944902.

2094491 = 544² + 545² + ... + 550².

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 2094491 - 2¹⁰ = 2093467 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2094497) 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, 149600 + ... + 149613.

It is an arithmetic number, because the mean of its divisors is an integer number (598428).

2^2094491 is an apocalyptic number.

2094491 is a deficient number, since it is larger than the sum of its proper divisors (299221).

2094491 is an equidigital number, since it uses as much as digits as its factorization.

2094491 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 299220.

The product of its (nonzero) digits is 2592, while the sum is 29.

The square root of 2094491 is about 1447.2356407994. The cubic root of 2094491 is about 127.9458389023.

The spelling of 2094491 in words is "two million, ninety-four thousand, four hundred ninety-one".