523542245 has 8 divisors (see below), whose sum is σ = 661316640. Its totient is φ = 396789840.

The previous prime is 523542211. The next prime is 523542247. The reversal of 523542245 is 542245325.

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

It is not a de Polignac number, because 523542245 - 2¹⁸ = 523280101 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (523542247) 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, 2755391 + ... + 2755580.

It is an arithmetic number, because the mean of its divisors is an integer number (82664580).

Almost surely, 2^523542245 is an apocalyptic number.

It is an amenable number.

523542245 is a deficient number, since it is larger than the sum of its proper divisors (137774395).

523542245 is a wasteful number, since it uses less digits than its factorization.

523542245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5510995.

The product of its digits is 48000, while the sum is 32.

The square root of 523542245 is about 22881.0455399223. The cubic root of 523542245 is about 805.9669693808.

The spelling of 523542245 in words is "five hundred twenty-three million, five hundred forty-two thousand, two hundred forty-five".