920245 has 12 divisors (see below), whose sum is σ = 1148364. Its totient is φ = 707520.

The previous prime is 920233. The next prime is 920263. The reversal of 920245 is 542029.

920245 = T₄₂₄ + T₄₂₅ + ... + T₄₃₃.

It is a happy number.

920245 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 161604 + 758641 = 402^2 + 871^2 .

It is not a de Polignac number, because 920245 - 2¹³ = 912053 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13702 + ... + 13768.

It is an arithmetic number, because the mean of its divisors is an integer number (95697).

2⁹²⁰²⁴⁵ is an apocalyptic number.

It is an amenable number.

920245 is a deficient number, since it is larger than the sum of its proper divisors (228119).

920245 is an equidigital number, since it uses as much as digits as its factorization.

920245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 180 (or 113 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 920245 is about 959.2940112395. The cubic root of 920245 is about 97.2675153434.

It can be divided in two parts, 92024 and 5, that added together give a palindrome (92029).

The spelling of 920245 in words is "nine hundred twenty thousand, two hundred forty-five".