726584630 has 8 divisors (see below), whose sum is σ = 1307852352. Its totient is φ = 290633848.

The previous prime is 726584629. The next prime is 726584633. The reversal of 726584630 is 36485627.

It is a happy number.

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

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (726584633) 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 in 3 ways as a sum of consecutive naturals, for example, 36329222 + ... + 36329241.

It is an arithmetic number, because the mean of its divisors is an integer number (163481544).

Almost surely, 2^726584630 is an apocalyptic number.

726584630 is a deficient number, since it is larger than the sum of its proper divisors (581267722).

726584630 is a wasteful number, since it uses less digits than its factorization.

726584630 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72658470.

The product of its (nonzero) digits is 241920, while the sum is 41.

The square root of 726584630 is about 26955.2338146045. The cubic root of 726584630 is about 899.0049207787.

The spelling of 726584630 in words is "seven hundred twenty-six million, five hundred eighty-four thousand, six hundred thirty".