4717440 has 320 divisors, whose sum is σ = 20734560. Its totient is φ = 995328.

The previous prime is 4717429. The next prime is 4717451. The reversal of 4717440 is 447174.

It is an interprime number because it is at equal distance from previous prime (4717429) and next prime (4717451).

It is a tau number, because it is divible by the number of its divisors (320).

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 362874 + ... + 362886.

Almost surely, 2^4717440 is an apocalyptic number.

4717440 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 4717440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10367280).

4717440 is an abundant number, since it is smaller than the sum of its proper divisors (16017120).

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

4717440 is a wasteful number, since it uses less digits than its factorization.

4717440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51 (or 30 counting only the distinct ones).

The product of its (nonzero) digits is 3136, while the sum is 27.

The square root of 4717440 is about 2171.9668505758. The cubic root of 4717440 is about 167.7137984236.

The spelling of 4717440 in words is "four million, seven hundred seventeen thousand, four hundred forty".