4791644 has 24 divisors (see below), whose sum is σ = 9852528. Its totient is φ = 2010240.

The previous prime is 4791643. The next prime is 4791649. The reversal of 4791644 is 4461974.

It is a Smith number, since the sum of its digits (35) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4791643) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 3617 + ... + 4760.

It is an arithmetic number, because the mean of its divisors is an integer number (410522).

Almost surely, 2^4791644 is an apocalyptic number.

4791644 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

4791644 is an abundant number, since it is smaller than the sum of its proper divisors (5060884).

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

4791644 is a wasteful number, since it uses less digits than its factorization.

4791644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8405 (or 8403 counting only the distinct ones).

The product of its digits is 24192, while the sum is 35.

The square root of 4791644 is about 2188.9824119896. The cubic root of 4791644 is about 168.5885911583.

It can be divided in two parts, 47916 and 44, that multiplied together give a square (2108304 = 1452²).

The spelling of 4791644 in words is "four million, seven hundred ninety-one thousand, six hundred forty-four".