2026390 has 8 divisors (see below), whose sum is σ = 3647520. Its totient is φ = 810552.

The previous prime is 2026373. The next prime is 2026391. The reversal of 2026390 is 936202.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2026391) 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, 101310 + ... + 101329.

It is an arithmetic number, because the mean of its divisors is an integer number (455940).

2^2026390 is an apocalyptic number.

2026390 is a deficient number, since it is larger than the sum of its proper divisors (1621130).

2026390 is a wasteful number, since it uses less digits than its factorization.

2026390 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 202646.

The product of its (nonzero) digits is 648, while the sum is 22.

The square root of 2026390 is about 1423.5132595097. The cubic root of 2026390 is about 126.5438406165.

The spelling of 2026390 in words is "two million, twenty-six thousand, three hundred ninety".