4653440 has 64 divisors (see below), whose sum is σ = 12154320. Its totient is φ = 1689600.

The previous prime is 4653433. The next prime is 4653443. The reversal of 4653440 is 443564.

It is a tau number, because it is divible by the number of its divisors (64).

It is a d-powerful number, because it can be written as 4⁵ + 6⁷ + 5 + 3¹¹ + 4⁵ + 4¹¹ + 0 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4653443) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6710 + ... + 7370.

Almost surely, 2^4653440 is an apocalyptic number.

4653440 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4653440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6077160).

4653440 is an abundant number, since it is smaller than the sum of its proper divisors (7500880).

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

4653440 is a wasteful number, since it uses less digits than its factorization.

4653440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 691 (or 679 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 26.

The square root of 4653440 is about 2157.1833487212. The cubic root of 4653440 is about 166.9519026751.

The spelling of 4653440 in words is "four million, six hundred fifty-three thousand, four hundred forty".