4661685 has 32 divisors (see below), whose sum is σ = 9473280. Its totient is φ = 2130624.

The previous prime is 4661651. The next prime is 4661693. The reversal of 4661685 is 5861664.

It is not a de Polignac number, because 4661685 - 2⁷ = 4661557 is a prime.

It is a congruent number.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 1522 + ... + 3411.

It is an arithmetic number, because the mean of its divisors is an integer number (296040).

Almost surely, 2^4661685 is an apocalyptic number.

4661685 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

4661685 is an abundant number, since it is smaller than the sum of its proper divisors (4811595).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4661685 is a wasteful number, since it uses less digits than its factorization.

4661685 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4954 (or 4948 counting only the distinct ones).

The product of its digits is 34560, while the sum is 36.

The square root of 4661685 is about 2159.0935598070. The cubic root of 4661685 is about 167.0504467101.

The spelling of 4661685 in words is "four million, six hundred sixty-one thousand, six hundred eighty-five".