522342399 has 8 divisors (see below), whose sum is σ = 708261120. Its totient is φ = 342325976.

The previous prime is 522342389. The next prime is 522342413. The reversal of 522342399 is 993243225.

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 522342399 - 2⁴ = 522342383 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (522342389) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1475367 + ... + 1475720.

It is an arithmetic number, because the mean of its divisors is an integer number (88532640).

Almost surely, 2^522342399 is an apocalyptic number.

522342399 is a gapful number since it is divisible by the number (59) formed by its first and last digit.

522342399 is a deficient number, since it is larger than the sum of its proper divisors (185918721).

522342399 is a wasteful number, since it uses less digits than its factorization.

522342399 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2951149.

The product of its digits is 116640, while the sum is 39.

The square root of 522342399 is about 22854.8112877792. The cubic root of 522342399 is about 805.3507975616.

The spelling of 522342399 in words is "five hundred twenty-two million, three hundred forty-two thousand, three hundred ninety-nine".