4460640 has 48 divisors (see below), whose sum is σ = 14052528. Its totient is φ = 1189376.

The previous prime is 4460633. The next prime is 4460641. The reversal of 4460640 is 460644.

It is a tau number, because it is divible by the number of its divisors (48).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 4460640.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4460641) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4167 + ... + 5126.

It is an arithmetic number, because the mean of its divisors is an integer number (292761).

Almost surely, 2^4460640 is an apocalyptic number.

4460640 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4460640 is an abundant number, since it is smaller than the sum of its proper divisors (9591888).

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

4460640 is a wasteful number, since it uses less digits than its factorization.

4460640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9311 (or 9303 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 24.

The square root of 4460640 is about 2112.0227271504. The cubic root of 4460640 is about 164.6136045728.

The spelling of 4460640 in words is "four million, four hundred sixty thousand, six hundred forty".