4639653 has 16 divisors (see below), whose sum is σ = 6912960. Its totient is φ = 3075408.

The previous prime is 4639651. The next prime is 4639693. The reversal of 4639653 is 3569364.

It is not a de Polignac number, because 4639653 - 2¹ = 4639651 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4639651) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5751 + ... + 6507.

It is an arithmetic number, because the mean of its divisors is an integer number (432060).

Almost surely, 2^4639653 is an apocalyptic number.

It is an amenable number.

4639653 is a deficient number, since it is larger than the sum of its proper divisors (2273307).

4639653 is a wasteful number, since it uses less digits than its factorization.

4639653 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 993 (or 987 counting only the distinct ones).

The product of its digits is 58320, while the sum is 36.

The square root of 4639653 is about 2153.9853759949. The cubic root of 4639653 is about 166.7868604111.

The spelling of 4639653 in words is "four million, six hundred thirty-nine thousand, six hundred fifty-three".