1830566 has 4 divisors (see below), whose sum is σ = 2745852. Its totient is φ = 915282.

The previous prime is 1830559. The next prime is 1830571. The reversal of 1830566 is 6650381.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 457640 + ... + 457643.

It is an arithmetic number, because the mean of its divisors is an integer number (686463).

2^1830566 is an apocalyptic number.

1830566 is a deficient number, since it is larger than the sum of its proper divisors (915286).

1830566 is an equidigital number, since it uses as much as digits as its factorization.

1830566 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 915285.

The product of its (nonzero) digits is 4320, while the sum is 29.

The square root of 1830566 is about 1352.9841092932. The cubic root of 1830566 is about 122.3287291381.

The spelling of 1830566 in words is "one million, eight hundred thirty thousand, five hundred sixty-six".