905461 has 2 divisors, whose sum is σ = 905462. Its totient is φ = 905460.

The previous prime is 905453. The next prime is 905477. The reversal of 905461 is 164509.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 819025 + 86436 = 905^2 + 294^2 .

It is a cyclic number.

It is not a de Polignac number, because 905461 - 2³ = 905453 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (905491) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 452730 + 452731.

It is an arithmetic number, because the mean of its divisors is an integer number (452731).

2⁹⁰⁵⁴⁶¹ is an apocalyptic number.

It is an amenable number.

905461 is a deficient number, since it is larger than the sum of its proper divisors (1).

905461 is an equidigital number, since it uses as much as digits as its factorization.

905461 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1080, while the sum is 25.

The square root of 905461 is about 951.5571448946. The cubic root of 905461 is about 96.7438239842.

The spelling of 905461 in words is "nine hundred five thousand, four hundred sixty-one".