4598661 has 4 divisors (see below), whose sum is σ = 6131552. Its totient is φ = 3065772.

The previous prime is 4598647. The next prime is 4598677. The reversal of 4598661 is 1668954.

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 not a de Polignac number, because 4598661 - 2⁷ = 4598533 is a prime.

It is a super-4 number, since 4×4598661⁴ (a number of 28 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.

It is a D-number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4598161) 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, 766441 + ... + 766446.

It is an arithmetic number, because the mean of its divisors is an integer number (1532888).

Almost surely, 2^4598661 is an apocalyptic number.

It is an amenable number.

4598661 is a deficient number, since it is larger than the sum of its proper divisors (1532891).

4598661 is a wasteful number, since it uses less digits than its factorization.

4598661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1532890.

The product of its digits is 51840, while the sum is 39.

The square root of 4598661 is about 2144.4488802487. The cubic root of 4598661 is about 166.2942113935.

The spelling of 4598661 in words is "four million, five hundred ninety-eight thousand, six hundred sixty-one".