920567 has 4 divisors (see below), whose sum is σ = 974736. Its totient is φ = 866400.

The previous prime is 920561. The next prime is 920609. The reversal of 920567 is 765029.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 765029 = 359 ⋅2131.

It is a cyclic number.

It is not a de Polignac number, because 920567 - 2¹² = 916471 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 920567.

It is not an unprimeable number, because it can be changed into a prime (920561) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27059 + ... + 27092.

It is an arithmetic number, because the mean of its divisors is an integer number (243684).

2⁹²⁰⁵⁶⁷ is an apocalyptic number.

920567 is a deficient number, since it is larger than the sum of its proper divisors (54169).

920567 is a wasteful number, since it uses less digits than its factorization.

920567 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54168.

The product of its (nonzero) digits is 3780, while the sum is 29.

The square root of 920567 is about 959.4618283184. The cubic root of 920567 is about 97.2788588760.

The spelling of 920567 in words is "nine hundred twenty thousand, five hundred sixty-seven".