526721352 has 16 divisors (see below), whose sum is σ = 1316803440. Its totient is φ = 175573776.

The previous prime is 526721347. The next prime is 526721389. The reversal of 526721352 is 253127625.

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 3 ways as a sum of consecutive naturals, for example, 10973338 + ... + 10973385.

It is an arithmetic number, because the mean of its divisors is an integer number (82300215).

Almost surely, 2^526721352 is an apocalyptic number.

It is an amenable number.

526721352 is an abundant number, since it is smaller than the sum of its proper divisors (790082088).

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

526721352 is a wasteful number, since it uses less digits than its factorization.

526721352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21946732 (or 21946728 counting only the distinct ones).

The product of its digits is 25200, while the sum is 33.

The square root of 526721352 is about 22950.4107152791. The cubic root of 526721352 is about 807.5950369154.

Adding to 526721352 its reverse (253127625), we get a palindrome (779848977).

The spelling of 526721352 in words is "five hundred twenty-six million, seven hundred twenty-one thousand, three hundred fifty-two".