531268726 has 8 divisors (see below), whose sum is σ = 797170824. Its totient is φ = 265545120.

The previous prime is 531268723. The next prime is 531268729. The reversal of 531268726 is 627862135.

It is an interprime number because it is at equal distance from previous prime (531268723) and next prime (531268729).

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (531268723) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 36915 + ... + 49246.

It is an arithmetic number, because the mean of its divisors is an integer number (99646353).

Almost surely, 2^531268726 is an apocalyptic number.

531268726 is a deficient number, since it is larger than the sum of its proper divisors (265902098).

531268726 is a wasteful number, since it uses less digits than its factorization.

531268726 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89246.

The product of its digits is 120960, while the sum is 40.

The square root of 531268726 is about 23049.2673636279. The cubic root of 531268726 is about 809.9124662814.

The spelling of 531268726 in words is "five hundred thirty-one million, two hundred sixty-eight thousand, seven hundred twenty-six".