524521652 has 12 divisors (see below), whose sum is σ = 918261540. Its totient is φ = 262161216.

The previous prime is 524521649. The next prime is 524521661. The reversal of 524521652 is 256125425.

It can be written as a sum of positive squares in 2 ways, for example, as 439070116 + 85451536 = 20954^2 + 9244^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12353 + ... + 34664.

It is an arithmetic number, because the mean of its divisors is an integer number (76521795).

Almost surely, 2^524521652 is an apocalyptic number.

It is an amenable number.

524521652 is a deficient number, since it is larger than the sum of its proper divisors (393739888).

524521652 is a wasteful number, since it uses less digits than its factorization.

524521652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49810 (or 49808 counting only the distinct ones).

The product of its digits is 24000, while the sum is 32.

The square root of 524521652 is about 22902.4376868490. The cubic root of 524521652 is about 806.4692389220.

The spelling of 524521652 in words is "five hundred twenty-four million, five hundred twenty-one thousand, six hundred fifty-two".