727423746 has 32 divisors (see below), whose sum is σ = 1669662720. Its totient is φ = 206962896.

The previous prime is 727423729. The next prime is 727423769. The reversal of 727423746 is 647324727.

727423746 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a junction number, because it is equal to n+sod(n) for n = 727423698 and 727423707.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26196 + ... + 46271.

It is an arithmetic number, because the mean of its divisors is an integer number (52176960).

Almost surely, 2^727423746 is an apocalyptic number.

727423746 is an abundant number, since it is smaller than the sum of its proper divisors (942238974).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

727423746 is a wasteful number, since it uses less digits than its factorization.

727423746 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72718.

The product of its digits is 395136, while the sum is 42.

The square root of 727423746 is about 26970.7943153330. The cubic root of 727423746 is about 899.3508677231.

The spelling of 727423746 in words is "seven hundred twenty-seven million, four hundred twenty-three thousand, seven hundred forty-six".