2026018 has 4 divisors (see below), whose sum is σ = 3039030. Its totient is φ = 1013008.

The previous prime is 2025979. The next prime is 2026021. The reversal of 2026018 is 8106202.

It is a happy number.

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

It can be written as a sum of positive squares in only one way, i.e., 2024929 + 1089 = 1423^2 + 33^2 .

It is a junction number, because it is equal to n+sod(n) for n = 2025986 and 2026004.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 506503 + ... + 506506.

2^2026018 is an apocalyptic number.

2026018 is a deficient number, since it is larger than the sum of its proper divisors (1013012).

2026018 is a wasteful number, since it uses less digits than its factorization.

2026018 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1013011.

The product of its (nonzero) digits is 192, while the sum is 19.

The square root of 2026018 is about 1423.3825908729. The cubic root of 2026018 is about 126.5360966005.

The spelling of 2026018 in words is "two million, twenty-six thousand, eighteen".