52400524 has 24 divisors (see below), whose sum is σ = 100812096. Its totient is φ = 23634000.

The previous prime is 52400521. The next prime is 52400527. The reversal of 52400524 is 42500425.

52400524 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (52400521) and next prime (52400527).

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 = 52400495 and 52400504.

It is not an unprimeable number, because it can be changed into a prime (52400521) 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 7 ways as a sum of consecutive naturals, for example, 1219 + ... + 10309.

It is an arithmetic number, because the mean of its divisors is an integer number (4200504).

Almost surely, 2^52400524 is an apocalyptic number.

It is an amenable number.

52400524 is a deficient number, since it is larger than the sum of its proper divisors (48411572).

52400524 is a wasteful number, since it uses less digits than its factorization.

52400524 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9237 (or 9235 counting only the distinct ones).

The product of its (nonzero) digits is 1600, while the sum is 22.

The square root of 52400524 is about 7238.8206221732. The cubic root of 52400524 is about 374.2069736214.

Adding to 52400524 its reverse (42500425), we get a palindrome (94900949).

Subtracting from 52400524 its reverse (42500425), we obtain a palindrome (9900099).

It can be divided in two parts, 52400 and 524, that multiplied together give a square (27457600 = 5240²).

The spelling of 52400524 in words is "fifty-two million, four hundred thousand, five hundred twenty-four".