53526340 has 24 divisors (see below), whose sum is σ = 128463552. Its totient is φ = 18351840.

The previous prime is 53526323. The next prime is 53526377. The reversal of 53526340 is 4362535.

53526340 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a junction number, because it is equal to n+sod(n) for n = 53526299 and 53526308.

It is an unprimeable number.

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, 191026 + ... + 191305.

It is an arithmetic number, because the mean of its divisors is an integer number (5352648).

Almost surely, 2^53526340 is an apocalyptic number.

It is an amenable number.

53526340 is an abundant number, since it is smaller than the sum of its proper divisors (74937212).

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

53526340 is a wasteful number, since it uses less digits than its factorization.

53526340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 382347 (or 382345 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 28.

The square root of 53526340 is about 7316.1697629292. The cubic root of 53526340 is about 376.8679304833.

Adding to 53526340 its reverse (4362535), we get a palindrome (57888875).

The spelling of 53526340 in words is "fifty-three million, five hundred twenty-six thousand, three hundred forty".