523964542 has 8 divisors (see below), whose sum is σ = 811300032. Its totient is φ = 253531200.

The previous prime is 523964533. The next prime is 523964549. The reversal of 523964542 is 245469325.

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

It is a junction number, because it is equal to n+sod(n) for n = 523964495 and 523964504.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (523964549) 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 3 ways as a sum of consecutive naturals, for example, 4225459 + ... + 4225582.

It is an arithmetic number, because the mean of its divisors is an integer number (101412504).

Almost surely, 2^523964542 is an apocalyptic number.

523964542 is a deficient number, since it is larger than the sum of its proper divisors (287335490).

523964542 is a wasteful number, since it uses less digits than its factorization.

523964542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8451074.

The product of its digits is 259200, while the sum is 40.

The square root of 523964542 is about 22890.2717764556. The cubic root of 523964542 is about 806.1836128099.

The spelling of 523964542 in words is "five hundred twenty-three million, nine hundred sixty-four thousand, five hundred forty-two".