4420764 has 24 divisors (see below), whose sum is σ = 11461520. Its totient is φ = 1473552.

The previous prime is 4420753. The next prime is 4420769. The reversal of 4420764 is 4670244.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4420769) 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, 20359 + ... + 20574.

Almost surely, 2^4420764 is an apocalyptic number.

It is an amenable number.

4420764 is an abundant number, since it is smaller than the sum of its proper divisors (7040756).

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

4420764 is a wasteful number, since it uses less digits than its factorization.

4420764 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40946 (or 40938 counting only the distinct ones).

The product of its (nonzero) digits is 5376, while the sum is 27.

The square root of 4420764 is about 2102.5612951826. The cubic root of 4420764 is about 164.1216131474.

It can be divided in two parts, 4420 and 764, that added together give a square (5184 = 72²).

The spelling of 4420764 in words is "four million, four hundred twenty thousand, seven hundred sixty-four".