526247572 has 24 divisors (see below), whose sum is σ = 962143560. Its totient is φ = 251529600.

The previous prime is 526247453. The next prime is 526247573. The reversal of 526247572 is 275742625.

It can be written as a sum of positive squares in 4 ways, for example, as 113507716 + 412739856 = 10654^2 + 20316^2 .

It is a hoax number, since the sum of its digits (40) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (526247573) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10743 + ... + 34174.

It is an arithmetic number, because the mean of its divisors is an integer number (40089315).

Almost surely, 2^526247572 is an apocalyptic number.

It is an amenable number.

526247572 is a deficient number, since it is larger than the sum of its proper divisors (435895988).

526247572 is a wasteful number, since it uses less digits than its factorization.

526247572 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45051 (or 45049 counting only the distinct ones).

The product of its digits is 235200, while the sum is 40.

The square root of 526247572 is about 22940.0865735071. The cubic root of 526247572 is about 807.3528233592.

The spelling of 526247572 in words is "five hundred twenty-six million, two hundred forty-seven thousand, five hundred seventy-two".