896531287 has 2 divisors, whose sum is σ = 896531288. Its totient is φ = 896531286.

The previous prime is 896531257. The next prime is 896531299. The reversal of 896531287 is 782135698.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-896531287 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 896531287.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (896531257) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 448265643 + 448265644.

It is an arithmetic number, because the mean of its divisors is an integer number (448265644).

Almost surely, 2^896531287 is an apocalyptic number.

896531287 is a deficient number, since it is larger than the sum of its proper divisors (1).

896531287 is an equidigital number, since it uses as much as digits as its factorization.

896531287 is an evil number, because the sum of its binary digits is even.

The product of its digits is 725760, while the sum is 49.

The square root of 896531287 is about 29942.1323054989. The cubic root of 896531287 is about 964.2474152309.

The spelling of 896531287 in words is "eight hundred ninety-six million, five hundred thirty-one thousand, two hundred eighty-seven".