727402145 has 8 divisors (see below), whose sum is σ = 873484800. Its totient is φ = 581520240.

The previous prime is 727402141. The next prime is 727402177. The reversal of 727402145 is 541204727.

727402145 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 not a de Polignac number, because 727402145 - 2² = 727402141 is a prime.

It is a super-2 number, since 2×727402145² = 1058227761101202050, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (727402141) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 42095 + ... + 56804.

It is an arithmetic number, because the mean of its divisors is an integer number (109185600).

Almost surely, 2^727402145 is an apocalyptic number.

It is an amenable number.

727402145 is a deficient number, since it is larger than the sum of its proper divisors (146082655).

727402145 is a wasteful number, since it uses less digits than its factorization.

727402145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100375.

The product of its (nonzero) digits is 15680, while the sum is 32.

The square root of 727402145 is about 26970.3938606762. The cubic root of 727402145 is about 899.3419654978.

The spelling of 727402145 in words is "seven hundred twenty-seven million, four hundred two thousand, one hundred forty-five".