523940684 has 6 divisors (see below), whose sum is σ = 916896204. Its totient is φ = 261970340.

The previous prime is 523940671. The next prime is 523940687. The reversal of 523940684 is 486049325.

It is not an unprimeable number, because it can be changed into a prime (523940687) 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 as a sum of consecutive naturals, namely, 65492582 + ... + 65492589.

It is an arithmetic number, because the mean of its divisors is an integer number (152816034).

Almost surely, 2^523940684 is an apocalyptic number.

It is an amenable number.

523940684 is a deficient number, since it is larger than the sum of its proper divisors (392955520).

523940684 is a wasteful number, since it uses less digits than its factorization.

523940684 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130985175 (or 130985173 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 41.

The square root of 523940684 is about 22889.7506321061. The cubic root of 523940684 is about 806.1713764727.

The spelling of 523940684 in words is "five hundred twenty-three million, nine hundred forty thousand, six hundred eighty-four".