906522 has 16 divisors (see below), whose sum is σ = 1892160. Its totient is φ = 288992.

The previous prime is 906517. The next prime is 906523. The reversal of 906522 is 225609.

It is a junction number, because it is equal to n+sod(n) for n = 906492 and 906501.

It is not an unprimeable number, because it can be changed into a prime (906523) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3147 + ... + 3422.

It is an arithmetic number, because the mean of its divisors is an integer number (118260).

2⁹⁰⁶⁵²² is an apocalyptic number.

906522 is an abundant number, since it is smaller than the sum of its proper divisors (985638).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

906522 is a wasteful number, since it uses less digits than its factorization.

906522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6597.

The product of its (nonzero) digits is 1080, while the sum is 24.

The square root of 906522 is about 952.1144889140. The cubic root of 906522 is about 96.7815966881.

The spelling of 906522 in words is "nine hundred six thousand, five hundred twenty-two".