522313445 has 8 divisors (see below), whose sum is σ = 626931744. Its totient is φ = 417747024.

The previous prime is 522313433. The next prime is 522313453. The reversal of 522313445 is 544313225.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 522313445 - 2⁶ = 522313381 is a prime.

It is a super-2 number, since 2×522313445² = 545622669655536050, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14462 + ... + 35408.

It is an arithmetic number, because the mean of its divisors is an integer number (78366468).

Almost surely, 2^522313445 is an apocalyptic number.

It is an amenable number.

522313445 is a deficient number, since it is larger than the sum of its proper divisors (104618299).

522313445 is a wasteful number, since it uses less digits than its factorization.

522313445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25939.

The product of its digits is 14400, while the sum is 29.

The square root of 522313445 is about 22854.1778456369. The cubic root of 522313445 is about 805.3359168002.

The spelling of 522313445 in words is "five hundred twenty-two million, three hundred thirteen thousand, four hundred forty-five".