2023390 has 8 divisors (see below), whose sum is σ = 3642120. Its totient is φ = 809352.

The previous prime is 2023369. The next prime is 2023393. The reversal of 2023390 is 933202.

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 (2023393) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 101160 + ... + 101179.

It is an arithmetic number, because the mean of its divisors is an integer number (455265).

2^2023390 is an apocalyptic number.

2023390 is a deficient number, since it is larger than the sum of its proper divisors (1618730).

2023390 is a wasteful number, since it uses less digits than its factorization.

2023390 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 202346.

The product of its (nonzero) digits is 324, while the sum is 19.

The square root of 2023390 is about 1422.4591382532. The cubic root of 2023390 is about 126.4813618538.

Subtracting from 2023390 its product of nonzero digits (324), we obtain a triangular number (2023066 = T₂₀₁₁).

Adding to 2023390 its reverse (933202), we get a palindrome (2956592).

The spelling of 2023390 in words is "two million, twenty-three thousand, three hundred ninety".