522674 has 4 divisors (see below), whose sum is σ = 784014. Its totient is φ = 261336.

The previous prime is 522673. The next prime is 522677. The reversal of 522674 is 476225.

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

It can be written as a sum of positive squares in only one way, i.e., 511225 + 11449 = 715^2 + 107^2 .

It is a super-2 number, since 2×522674² = 546376220552, which contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (522673) by changing a digit.

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 as a sum of consecutive naturals, namely, 130667 + ... + 130670.

2⁵²²⁶⁷⁴ is an apocalyptic number.

522674 is a deficient number, since it is larger than the sum of its proper divisors (261340).

522674 is a wasteful number, since it uses less digits than its factorization.

522674 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 261339.

The product of its digits is 3360, while the sum is 26.

The square root of 522674 is about 722.9619630382. The cubic root of 522674 is about 80.5521183014.

Adding to 522674 its reverse (476225), we get a palindrome (998899).

The spelling of 522674 in words is "five hundred twenty-two thousand, six hundred seventy-four".