523031342 has 16 divisors (see below), whose sum is σ = 817311600. Its totient is φ = 250810560.

The previous prime is 523031329. The next prime is 523031347. The reversal of 523031342 is 243130325.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (523031347) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 49217 + ... + 58892.

It is an arithmetic number, because the mean of its divisors is an integer number (51081975).

Almost surely, 2^523031342 is an apocalyptic number.

523031342 is a deficient number, since it is larger than the sum of its proper divisors (294280258).

523031342 is a wasteful number, since it uses less digits than its factorization.

523031342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 108211.

The product of its (nonzero) digits is 2160, while the sum is 23.

The square root of 523031342 is about 22869.8784867782. The cubic root of 523031342 is about 805.7047142253.

Adding to 523031342 its reverse (243130325), we get a palindrome (766161667).

The spelling of 523031342 in words is "five hundred twenty-three million, thirty-one thousand, three hundred forty-two".