904261 has 2 divisors, whose sum is σ = 904262. Its totient is φ = 904260.

The previous prime is 904219. The next prime is 904283. The reversal of 904261 is 162409.

904261 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an a-pointer prime, because the next prime (904283) can be obtained adding 904261 to its sum of digits (22).

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 893025 + 11236 = 945^2 + 106^2 .

It is a cyclic number.

It is not a de Polignac number, because 904261 - 2¹³ = 896069 is a prime.

It is a super-2 number, since 2×904261² = 1635375912242, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (904201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 452130 + 452131.

It is an arithmetic number, because the mean of its divisors is an integer number (452131).

2⁹⁰⁴²⁶¹ is an apocalyptic number.

It is an amenable number.

904261 is a deficient number, since it is larger than the sum of its proper divisors (1).

904261 is an equidigital number, since it uses as much as digits as its factorization.

904261 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 432, while the sum is 22.

The square root of 904261 is about 950.9263904215. The cubic root of 904261 is about 96.7010671594.

The spelling of 904261 in words is "nine hundred four thousand, two hundred sixty-one".