726420154 has 8 divisors (see below), whose sum is σ = 1108098720. Its totient is φ = 357053916.

The previous prime is 726420143. The next prime is 726420193. The reversal of 726420154 is 451024627.

726420154 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3077934 + ... + 3078169.

It is an arithmetic number, because the mean of its divisors is an integer number (138512340).

Almost surely, 2^726420154 is an apocalyptic number.

726420154 is a deficient number, since it is larger than the sum of its proper divisors (381678566).

726420154 is a wasteful number, since it uses less digits than its factorization.

726420154 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6156164.

The product of its (nonzero) digits is 13440, while the sum is 31.

The square root of 726420154 is about 26952.1827316453. The cubic root of 726420154 is about 898.9370801418.

The spelling of 726420154 in words is "seven hundred twenty-six million, four hundred twenty thousand, one hundred fifty-four".