523948319 has 4 divisors (see below), whose sum is σ = 526977096. Its totient is φ = 520919544.

The previous prime is 523948297. The next prime is 523948367. The reversal of 523948319 is 913849325.

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 523948319 - 2²⁸ = 255512863 is a prime.

It is a super-2 number, since 2×523948319² = 549043681965851522, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 523948319.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (523948519) 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, 1514129 + ... + 1514474.

It is an arithmetic number, because the mean of its divisors is an integer number (131744274).

Almost surely, 2^523948319 is an apocalyptic number.

523948319 is a deficient number, since it is larger than the sum of its proper divisors (3028777).

523948319 is a wasteful number, since it uses less digits than its factorization.

523948319 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3028776.

The product of its digits is 233280, while the sum is 44.

The square root of 523948319 is about 22889.9174092001. The cubic root of 523948319 is about 806.1752923667.

The spelling of 523948319 in words is "five hundred twenty-three million, nine hundred forty-eight thousand, three hundred nineteen".