4660657 has 4 divisors (see below), whose sum is σ = 4665076. Its totient is φ = 4656240.

The previous prime is 4660637. The next prime is 4660687. The reversal of 4660657 is 7560664.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 33856 + 4626801 = 184^2 + 2151^2 .

It is a cyclic number.

It is not a de Polignac number, because 4660657 - 2¹⁹ = 4136369 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4660627) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 403 + ... + 3079.

It is an arithmetic number, because the mean of its divisors is an integer number (1166269).

Almost surely, 2^4660657 is an apocalyptic number.

It is an amenable number.

4660657 is a deficient number, since it is larger than the sum of its proper divisors (4419).

4660657 is a wasteful number, since it uses less digits than its factorization.

4660657 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4418.

The product of its (nonzero) digits is 30240, while the sum is 34.

The square root of 4660657 is about 2158.8554838154. The cubic root of 4660657 is about 167.0381664234.

The spelling of 4660657 in words is "four million, six hundred sixty thousand, six hundred fifty-seven".