10587649 has 2 divisors, whose sum is σ = 10587650. Its totient is φ = 10587648.

The previous prime is 10587641. The next prime is 10587677. The reversal of 10587649 is 94678501.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7924225 + 2663424 = 2815^2 + 1632^2 .

It is a cyclic number.

It is not a de Polignac number, because 10587649 - 2³ = 10587641 is a prime.

It is a super-2 number, since 2×10587649² = 224196622694402, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (10587641) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5293824 + 5293825.

It is an arithmetic number, because the mean of its divisors is an integer number (5293825).

Almost surely, 2^10587649 is an apocalyptic number.

It is an amenable number.

10587649 is a deficient number, since it is larger than the sum of its proper divisors (1).

10587649 is an equidigital number, since it uses as much as digits as its factorization.

10587649 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 60480, while the sum is 40.

The square root of 10587649 is about 3253.8667766213. The cubic root of 10587649 is about 219.5835717629.

It can be divided in two parts, 10587 and 649, that added together give a square (11236 = 106²).

The spelling of 10587649 in words is "ten million, five hundred eighty-seven thousand, six hundred forty-nine".