522090943 has 4 divisors (see below), whose sum is σ = 569553768. Its totient is φ = 474628120.

The previous prime is 522090929. The next prime is 522090953. The reversal of 522090943 is 349090225.

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

It is a cyclic number.

It is not a de Polignac number, because 522090943 - 2²¹ = 519993791 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 522090899 and 522090908.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (522090953) 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, 23731396 + ... + 23731417.

It is an arithmetic number, because the mean of its divisors is an integer number (142388442).

Almost surely, 2^522090943 is an apocalyptic number.

522090943 is a deficient number, since it is larger than the sum of its proper divisors (47462825).

522090943 is a wasteful number, since it uses less digits than its factorization.

522090943 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47462824.

The product of its (nonzero) digits is 19440, while the sum is 34.

The square root of 522090943 is about 22849.3094644018. The cubic root of 522090943 is about 805.2215446709.

The spelling of 522090943 in words is "five hundred twenty-two million, ninety thousand, nine hundred forty-three".