4920520 has 64 divisors (see below), whose sum is σ = 12363840. Its totient is φ = 1747200.

The previous prime is 4920511. The next prime is 4920527. The reversal of 4920520 is 250294.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a junction number, because it is equal to n+sod(n) for n = 4920491 and 4920500.

It is not an unprimeable number, because it can be changed into a prime (4920527) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23215 + ... + 23425.

It is an arithmetic number, because the mean of its divisors is an integer number (193185).

Almost surely, 2^4920520 is an apocalyptic number.

4920520 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 4920520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6181920).

4920520 is an abundant number, since it is smaller than the sum of its proper divisors (7443320).

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

4920520 is a wasteful number, since it uses less digits than its factorization.

4920520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 286 (or 282 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 4920520 is about 2218.2245152374. The cubic root of 4920520 is about 170.0866916548.

The spelling of 4920520 in words is "four million, nine hundred twenty thousand, five hundred twenty".