523424245 has 8 divisors (see below), whose sum is σ = 643429080. Its totient is φ = 408526080.

The previous prime is 523424233. The next prime is 523424257. The reversal of 523424245 is 542424325.

It is an interprime number because it is at equal distance from previous prime (523424233) and next prime (523424257).

It can be written as a sum of positive squares in 4 ways, for example, as 6180196 + 517244049 = 2486^2 + 22743^2 .

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

It is a de Polignac number, because none of the positive numbers 2^k-523424245 is a prime.

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, 1276440 + ... + 1276849.

It is an arithmetic number, because the mean of its divisors is an integer number (80428635).

Almost surely, 2^523424245 is an apocalyptic number.

It is an amenable number.

523424245 is a deficient number, since it is larger than the sum of its proper divisors (120004835).

523424245 is a wasteful number, since it uses less digits than its factorization.

523424245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2553335.

The product of its digits is 38400, while the sum is 31.

The square root of 523424245 is about 22878.4668411150. The cubic root of 523424245 is about 805.9064131415.

The spelling of 523424245 in words is "five hundred twenty-three million, four hundred twenty-four thousand, two hundred forty-five".