920347 has 4 divisors (see below), whose sum is σ = 923416. Its totient is φ = 917280.

The previous prime is 920333. The next prime is 920357. The reversal of 920347 is 743029.

920347 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 920347 - 2⁷ = 920219 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (920357) 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, 1029 + ... + 1702.

It is an arithmetic number, because the mean of its divisors is an integer number (230854).

2⁹²⁰³⁴⁷ is an apocalyptic number.

920347 is a deficient number, since it is larger than the sum of its proper divisors (3069).

920347 is a wasteful number, since it uses less digits than its factorization.

920347 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3068.

The product of its (nonzero) digits is 1512, while the sum is 25.

The square root of 920347 is about 959.3471738636. The cubic root of 920347 is about 97.2711089226.

The spelling of 920347 in words is "nine hundred twenty thousand, three hundred forty-seven".