523043242 has 8 divisors (see below), whose sum is σ = 788508000. Its totient is φ = 260207244.

The previous prime is 523043237. The next prime is 523043249. The reversal of 523043242 is 242340325.

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

It is not an unprimeable number, because it can be changed into a prime (523043249) 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, 656692 + ... + 657487.

It is an arithmetic number, because the mean of its divisors is an integer number (98563500).

Almost surely, 2^523043242 is an apocalyptic number.

523043242 is a deficient number, since it is larger than the sum of its proper divisors (265464758).

523043242 is a wasteful number, since it uses less digits than its factorization.

523043242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1314380.

The product of its (nonzero) digits is 5760, while the sum is 25.

The square root of 523043242 is about 22870.1386528372. The cubic root of 523043242 is about 805.7108246388.

Adding to 523043242 its reverse (242340325), we get a palindrome (765383567).

The spelling of 523043242 in words is "five hundred twenty-three million, forty-three thousand, two hundred forty-two".