920393 has 2 divisors, whose sum is σ = 920394. Its totient is φ = 920392.

The previous prime is 920377. The next prime is 920399. The reversal of 920393 is 393029.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 506944 + 413449 = 712^2 + 643^2 .

It is a cyclic number.

It is not a de Polignac number, because 920393 - 2⁴ = 920377 is a prime.

It is not a weakly prime, because it can be changed into another prime (920399) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 460196 + 460197.

It is an arithmetic number, because the mean of its divisors is an integer number (460197).

2⁹²⁰³⁹³ is an apocalyptic number.

It is an amenable number.

920393 is a deficient number, since it is larger than the sum of its proper divisors (1).

920393 is an equidigital number, since it uses as much as digits as its factorization.

920393 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1458, while the sum is 26.

The square root of 920393 is about 959.3711482007. The cubic root of 920393 is about 97.2727294696.

It can be divided in two parts, 9 and 20393, that added together give a palindrome (20402).

The spelling of 920393 in words is "nine hundred twenty thousand, three hundred ninety-three".