726529274 has 8 divisors (see below), whose sum is σ = 1090002420. Its totient is φ = 363195136.

The previous prime is 726529273. The next prime is 726529283. The reversal of 726529274 is 472925627.

It can be written as a sum of positive squares in 2 ways, for example, as 514972249 + 211557025 = 22693^2 + 14545^2 .

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

It is not an unprimeable number, because it can be changed into a prime (726529273) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20519 + ... + 43290.

Almost surely, 2^726529274 is an apocalyptic number.

726529274 is a deficient number, since it is larger than the sum of its proper divisors (363473146).

726529274 is a wasteful number, since it uses less digits than its factorization.

726529274 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69504.

The product of its digits is 423360, while the sum is 44.

The square root of 726529274 is about 26954.2069814714. The cubic root of 726529274 is about 898.9820894946.

The spelling of 726529274 in words is "seven hundred twenty-six million, five hundred twenty-nine thousand, two hundred seventy-four".