4581693 has 12 divisors (see below), whose sum is σ = 6772480. Its totient is φ = 2983176.

The previous prime is 4581677. The next prime is 4581697. The reversal of 4581693 is 3961854.

It is not a de Polignac number, because 4581693 - 2⁴ = 4581677 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4581697) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5533 + ... + 6306.

Almost surely, 2^4581693 is an apocalyptic number.

4581693 is a gapful number since it is divisible by the number (43) formed by its first and last digit.

It is an amenable number.

4581693 is a deficient number, since it is larger than the sum of its proper divisors (2190787).

4581693 is a wasteful number, since it uses less digits than its factorization.

4581693 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11888 (or 11885 counting only the distinct ones).

The product of its digits is 25920, while the sum is 36.

The square root of 4581693 is about 2140.4889628307. The cubic root of 4581693 is about 166.0894302076.

The spelling of 4581693 in words is "four million, five hundred eighty-one thousand, six hundred ninety-three".