531693734 has 32 divisors (see below), whose sum is σ = 992095776. Its totient is φ = 209963520.

The previous prime is 531693727. The next prime is 531693749. The reversal of 531693734 is 437396135.

It is a Smith number, since the sum of its digits (41) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 531693691 and 531693700.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 49817 + ... + 59540.

It is an arithmetic number, because the mean of its divisors is an integer number (31002993).

Almost surely, 2^531693734 is an apocalyptic number.

531693734 is a deficient number, since it is larger than the sum of its proper divisors (460402042).

531693734 is a wasteful number, since it uses less digits than its factorization.

531693734 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109400.

The product of its digits is 204120, while the sum is 41.

The square root of 531693734 is about 23058.4850759975. The cubic root of 531693734 is about 810.1283818254.

The spelling of 531693734 in words is "five hundred thirty-one million, six hundred ninety-three thousand, seven hundred thirty-four".