906901 has 2 divisors, whose sum is σ = 906902. Its totient is φ = 906900.

The previous prime is 906881. The next prime is 906911. The reversal of 906901 is 109609.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 904401 + 2500 = 951^2 + 50^2 .

It is an emirp because it is prime and its reverse (109609) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 906901 - 2⁵ = 906869 is a prime.

906901 is a lucky number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (906911) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 453450 + 453451.

It is an arithmetic number, because the mean of its divisors is an integer number (453451).

2⁹⁰⁶⁹⁰¹ is an apocalyptic number.

It is an amenable number.

906901 is a deficient number, since it is larger than the sum of its proper divisors (1).

906901 is an equidigital number, since it uses as much as digits as its factorization.

906901 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 486, while the sum is 25.

The square root of 906901 is about 952.3134988017. The cubic root of 906901 is about 96.7950823379.

The spelling of 906901 in words is "nine hundred six thousand, nine hundred one".