4705440 has 48 divisors (see below), whose sum is σ = 14823648. Its totient is φ = 1254656.

The previous prime is 4705439. The next prime is 4705451. The reversal of 4705440 is 445074.

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 4705440.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4422 + ... + 5381.

It is an arithmetic number, because the mean of its divisors is an integer number (308826).

Almost surely, 2^4705440 is an apocalyptic number.

4705440 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4705440 is an abundant number, since it is smaller than the sum of its proper divisors (10118208).

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

4705440 is a wasteful number, since it uses less digits than its factorization.

4705440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9821 (or 9813 counting only the distinct ones).

The product of its (nonzero) digits is 2240, while the sum is 24.

The square root of 4705440 is about 2169.2026184753. The cubic root of 4705440 is about 167.5714702056.

The spelling of 4705440 in words is "four million, seven hundred five thousand, four hundred forty".