522434393 has 16 divisors (see below), whose sum is σ = 593174400. Its totient is φ = 456140160.

The previous prime is 522434387. The next prime is 522434441. The reversal of 522434393 is 393434225.

It is a cyclic number.

It is not a de Polignac number, because 522434393 - 2⁴ = 522434377 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (522434323) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 205973 + ... + 208493.

It is an arithmetic number, because the mean of its divisors is an integer number (37073400).

Almost surely, 2^522434393 is an apocalyptic number.

It is an amenable number.

522434393 is a deficient number, since it is larger than the sum of its proper divisors (70740007).

522434393 is a wasteful number, since it uses less digits than its factorization.

522434393 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3392.

The product of its digits is 77760, while the sum is 35.

The square root of 522434393 is about 22856.8237732192. The cubic root of 522434393 is about 805.3980737623.

The spelling of 522434393 in words is "five hundred twenty-two million, four hundred thirty-four thousand, three hundred ninety-three".