522447453 has 12 divisors (see below), whose sum is σ = 823250688. Its totient is φ = 316634760.

The previous prime is 522447407. The next prime is 522447481. The reversal of 522447453 is 354744225.

It is not a de Polignac number, because 522447453 - 2¹² = 522443357 is a prime.

It is a super-2 number, since 2×522447453² = 545902682292374418, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (522447053) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2638525 + ... + 2638722.

It is an arithmetic number, because the mean of its divisors is an integer number (68604224).

Almost surely, 2^522447453 is an apocalyptic number.

It is an amenable number.

522447453 is a deficient number, since it is larger than the sum of its proper divisors (300803235).

522447453 is a wasteful number, since it uses less digits than its factorization.

522447453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5277264 (or 5277261 counting only the distinct ones).

The product of its digits is 134400, while the sum is 36.

The square root of 522447453 is about 22857.1094629220. The cubic root of 522447453 is about 805.4047849152.

The spelling of 522447453 in words is "five hundred twenty-two million, four hundred forty-seven thousand, four hundred fifty-three".