5623020 has 144 divisors (see below), whose sum is σ = 19262880. Its totient is φ = 1368576.

The previous prime is 5623003. The next prime is 5623021. The reversal of 5623020 is 203265.

It is a super-3 number, since 3×5623020³ (a number of 21 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 5622984 and 5623002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5623021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 63136 + ... + 63224.

It is an arithmetic number, because the mean of its divisors is an integer number (133770).

Almost surely, 2^5623020 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 5623020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9631440).

5623020 is an abundant number, since it is smaller than the sum of its proper divisors (13639860).

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

5623020 is a wasteful number, since it uses less digits than its factorization.

5623020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126 (or 112 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 18.

The square root of 5623020 is about 2371.2907877357. The cubic root of 5623020 is about 177.8237956682.

Adding to 5623020 its reverse (203265), we get a palindrome (5826285).

The spelling of 5623020 in words is "five million, six hundred twenty-three thousand, twenty".