906725 has 6 divisors (see below), whose sum is σ = 1124370. Its totient is φ = 725360.

The previous prime is 906713. The next prime is 906727. The reversal of 906725 is 527609.

It can be written as a sum of positive squares in 3 ways, for example, as 268324 + 638401 = 518^2 + 799^2 .

It is not a de Polignac number, because 906725 - 2¹⁰ = 905701 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (906727) 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 5 ways as a sum of consecutive naturals, for example, 18110 + ... + 18159.

It is an arithmetic number, because the mean of its divisors is an integer number (187395).

2⁹⁰⁶⁷²⁵ is an apocalyptic number.

It is an amenable number.

906725 is a deficient number, since it is larger than the sum of its proper divisors (217645).

906725 is a wasteful number, since it uses less digits than its factorization.

906725 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36279 (or 36274 counting only the distinct ones).

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

The square root of 906725 is about 952.2210877732. The cubic root of 906725 is about 96.7888203399.

The spelling of 906725 in words is "nine hundred six thousand, seven hundred twenty-five".