526323641 has 4 divisors (see below), whose sum is σ = 526425984. Its totient is φ = 526221300.

The previous prime is 526323593. The next prime is 526323643. The reversal of 526323641 is 146323625.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 526323641 - 2²² = 522129337 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 526323598 and 526323607.

It is not an unprimeable number, because it can be changed into a prime (526323643) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 43025 + ... + 53886.

It is an arithmetic number, because the mean of its divisors is an integer number (131606496).

Almost surely, 2^526323641 is an apocalyptic number.

It is an amenable number.

526323641 is a deficient number, since it is larger than the sum of its proper divisors (102343).

526323641 is an equidigital number, since it uses as much as digits as its factorization.

526323641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102342.

The product of its digits is 25920, while the sum is 32.

The square root of 526323641 is about 22941.7445064668. The cubic root of 526323641 is about 807.3917223909.

The spelling of 526323641 in words is "five hundred twenty-six million, three hundred twenty-three thousand, six hundred forty-one".