524550540 has 48 divisors (see below), whose sum is σ = 1496462688. Its totient is φ = 137240064.

The previous prime is 524550539. The next prime is 524550553. The reversal of 524550540 is 45055425.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 524550498 and 524550507.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 79297 + ... + 85656.

It is an arithmetic number, because the mean of its divisors is an integer number (31176306).

Almost surely, 2^524550540 is an apocalyptic number.

It is an amenable number.

524550540 is an abundant number, since it is smaller than the sum of its proper divisors (971912148).

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

524550540 is a wasteful number, since it uses less digits than its factorization.

524550540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 165018 (or 165016 counting only the distinct ones).

The product of its (nonzero) digits is 20000, while the sum is 30.

The square root of 524550540 is about 22903.0683533888. The cubic root of 524550540 is about 806.4840440659.

The spelling of 524550540 in words is "five hundred twenty-four million, five hundred fifty thousand, five hundred forty".