531252694 has 16 divisors (see below), whose sum is σ = 913943808. Its totient is φ = 226873512.

The previous prime is 531252661. The next prime is 531252707. The reversal of 531252694 is 496252135.

It is a congruent number.

It is an unprimeable number.

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, 63082 + ... + 71005.

It is an arithmetic number, because the mean of its divisors is an integer number (57121488).

Almost surely, 2^531252694 is an apocalyptic number.

531252694 is a deficient number, since it is larger than the sum of its proper divisors (382691114).

531252694 is a wasteful number, since it uses less digits than its factorization.

531252694 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134379.

The product of its digits is 64800, while the sum is 37.

The square root of 531252694 is about 23048.9195842235. The cubic root of 531252694 is about 809.9043193389.

The spelling of 531252694 in words is "five hundred thirty-one million, two hundred fifty-two thousand, six hundred ninety-four".