1830026 has 16 divisors (see below), whose sum is σ = 3017088. Its totient is φ = 825600.

The previous prime is 1830013. The next prime is 1830029. The reversal of 1830026 is 6200381.

1830026 = 385² + 386² + ... + 396².

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1830029) 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, 4031 + ... + 4461.

It is an arithmetic number, because the mean of its divisors is an integer number (188568).

2^1830026 is an apocalyptic number.

1830026 is a deficient number, since it is larger than the sum of its proper divisors (1187062).

1830026 is a wasteful number, since it uses less digits than its factorization.

1830026 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 637.

The product of its (nonzero) digits is 288, while the sum is 20.

The square root of 1830026 is about 1352.7845356893. The cubic root of 1830026 is about 122.3166993415.

It can be divided in two parts, 18300 and 26, that multiplied together give a triangular number (475800 = T₉₇₅).

The spelling of 1830026 in words is "one million, eight hundred thirty thousand, twenty-six".