4635689 has 4 divisors (see below), whose sum is σ = 4714320. Its totient is φ = 4557060.

The previous prime is 4635649. The next prime is 4635703. The reversal of 4635689 is 9865364.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 4635689 - 2¹² = 4631593 is a prime.

It is a super-2 number, since 2×4635689² = 42979225009442, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4635629) 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 3 ways as a sum of consecutive naturals, for example, 39227 + ... + 39344.

It is an arithmetic number, because the mean of its divisors is an integer number (1178580).

Almost surely, 2^4635689 is an apocalyptic number.

It is an amenable number.

4635689 is a deficient number, since it is larger than the sum of its proper divisors (78631).

4635689 is an equidigital number, since it uses as much as digits as its factorization.

4635689 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78630.

The product of its digits is 155520, while the sum is 41.

The square root of 4635689 is about 2153.0650245638. The cubic root of 4635689 is about 166.7393474116.

The spelling of 4635689 in words is "four million, six hundred thirty-five thousand, six hundred eighty-nine".