7316649 has 20 divisors (see below), whose sum is σ = 11122320. Its totient is φ = 4791960.

The previous prime is 7316641. The next prime is 7316657. The reversal of 7316649 is 9466137.

7316649 is a `hidden beast` number, since 7 + 3 + 1 + 6 + 649 = 666.

It is an interprime number because it is at equal distance from previous prime (7316641) and next prime (7316657).

It is not a de Polignac number, because 7316649 - 2³ = 7316641 is a prime.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (7316641) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 4014 + ... + 5544.

It is an arithmetic number, because the mean of its divisors is an integer number (556116).

Almost surely, 2^7316649 is an apocalyptic number.

It is an amenable number.

7316649 is a deficient number, since it is larger than the sum of its proper divisors (3805671).

7316649 is a wasteful number, since it uses less digits than its factorization.

7316649 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1602 (or 1593 counting only the distinct ones).

The product of its digits is 27216, while the sum is 36.

The square root of 7316649 is about 2704.9304981829. The cubic root of 7316649 is about 194.1351044582.

The spelling of 7316649 in words is "seven million, three hundred sixteen thousand, six hundred forty-nine".