4847640 has 128 divisors (see below), whose sum is σ = 17280000. Its totient is φ = 1064448.

The previous prime is 4847639. The next prime is 4847653. The reversal of 4847640 is 467484.

It is a super-2 number, since 2×4847640² = 46999227139200, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 24261 + ... + 24459.

It is an arithmetic number, because the mean of its divisors is an integer number (135000).

Almost surely, 2^4847640 is an apocalyptic number.

4847640 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 4847640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8640000).

4847640 is an abundant number, since it is smaller than the sum of its proper divisors (12432360).

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

4847640 is a wasteful number, since it uses less digits than its factorization.

4847640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 249 (or 245 counting only the distinct ones).

The product of its (nonzero) digits is 21504, while the sum is 33.

The square root of 4847640 is about 2201.7356789588. The cubic root of 4847640 is about 169.2427681681.

It can be divided in two parts, 48476 and 40, that added together give a triangular number (48516 = T₃₁₁).

The spelling of 4847640 in words is "four million, eight hundred forty-seven thousand, six hundred forty".