4691649 has 8 divisors (see below), whose sum is σ = 6471360. Its totient is φ = 3019856.

The previous prime is 4691627. The next prime is 4691699. The reversal of 4691649 is 9461964.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 4691649 - 2⁷ = 4691521 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4691699) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26877 + ... + 27050.

It is an arithmetic number, because the mean of its divisors is an integer number (808920).

Almost surely, 2^4691649 is an apocalyptic number.

It is an amenable number.

4691649 is a deficient number, since it is larger than the sum of its proper divisors (1779711).

4691649 is a wasteful number, since it uses less digits than its factorization.

4691649 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53959.

The product of its digits is 46656, while the sum is 39.

The square root of 4691649 is about 2166.0214680377. The cubic root of 4691649 is about 167.4076003338.

The spelling of 4691649 in words is "four million, six hundred ninety-one thousand, six hundred forty-nine".