522425461 has 4 divisors (see below), whose sum is σ = 528295500. Its totient is φ = 516555424.

The previous prime is 522425443. The next prime is 522425479. The reversal of 522425461 is 164524225.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (522425443) and next prime (522425479).

It can be written as a sum of positive squares in 2 ways, for example, as 45832900 + 476592561 = 6770^2 + 21831^2 .

It is a cyclic number.

It is not a de Polignac number, because 522425461 - 2⁷ = 522425333 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (522425441) 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, 2934886 + ... + 2935063.

It is an arithmetic number, because the mean of its divisors is an integer number (132073875).

Almost surely, 2^522425461 is an apocalyptic number.

It is an amenable number.

522425461 is a deficient number, since it is larger than the sum of its proper divisors (5870039).

522425461 is an equidigital number, since it uses as much as digits as its factorization.

522425461 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5870038.

The product of its digits is 19200, while the sum is 31.

The square root of 522425461 is about 22856.6283821565. The cubic root of 522425461 is about 805.3934838038.

Adding to 522425461 its reverse (164524225), we get a palindrome (686949686).

The spelling of 522425461 in words is "five hundred twenty-two million, four hundred twenty-five thousand, four hundred sixty-one".