887261 has 2 divisors, whose sum is σ = 887262. Its totient is φ = 887260.

The previous prime is 887233. The next prime is 887267. The reversal of 887261 is 162788.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 504100 + 383161 = 710^2 + 619^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-887261 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (887267) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 443630 + 443631.

It is an arithmetic number, because the mean of its divisors is an integer number (443631).

2⁸⁸⁷²⁶¹ is an apocalyptic number.

It is an amenable number.

887261 is a deficient number, since it is larger than the sum of its proper divisors (1).

887261 is an equidigital number, since it uses as much as digits as its factorization.

887261 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5376, while the sum is 32.

The square root of 887261 is about 941.9453275005. The cubic root of 887261 is about 96.0912399349.

The spelling of 887261 in words is "eight hundred eighty-seven thousand, two hundred sixty-one".