4797540 has 72 divisors (see below), whose sum is σ = 15882048. Its totient is φ = 1162560.

The previous prime is 4797539. The next prime is 4797563. The reversal of 4797540 is 457974.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 4797495 and 4797504.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 769 + ... + 3191.

It is an arithmetic number, because the mean of its divisors is an integer number (220584).

Almost surely, 2^4797540 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4797540, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7941024).

4797540 is an abundant number, since it is smaller than the sum of its proper divisors (11084508).

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

4797540 is a wasteful number, since it uses less digits than its factorization.

4797540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2449 (or 2444 counting only the distinct ones).

The product of its (nonzero) digits is 35280, while the sum is 36.

The square root of 4797540 is about 2190.3287424494. The cubic root of 4797540 is about 168.6577108533.

The spelling of 4797540 in words is "four million, seven hundred ninety-seven thousand, five hundred forty".