49281587 has 2 divisors, whose sum is σ = 49281588. Its totient is φ = 49281586.

The previous prime is 49281581. The next prime is 49281593. The reversal of 49281587 is 78518294.

It is a balanced prime because it is at equal distance from previous prime (49281581) and next prime (49281593).

It is a cyclic number.

It is not a de Polignac number, because 49281587 - 2²⁰ = 48233011 is a prime.

It is not a weakly prime, because it can be changed into another prime (49281581) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24640793 + 24640794.

It is an arithmetic number, because the mean of its divisors is an integer number (24640794).

Almost surely, 2^49281587 is an apocalyptic number.

49281587 is a deficient number, since it is larger than the sum of its proper divisors (1).

49281587 is an equidigital number, since it uses as much as digits as its factorization.

49281587 is an evil number, because the sum of its binary digits is even.

The product of its digits is 161280, while the sum is 44.

The square root of 49281587 is about 7020.0845436505. The cubic root of 49281587 is about 366.6301937091.

The spelling of 49281587 in words is "forty-nine million, two hundred eighty-one thousand, five hundred eighty-seven".