731472653 has 8 divisors (see below), whose sum is σ = 734470080. Its totient is φ = 728481600.

The previous prime is 731472649. The next prime is 731472667. The reversal of 731472653 is 356274137.

731472653 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 a cyclic number.

It is not a de Polignac number, because 731472653 - 2² = 731472649 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (731472673) 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, 454376 + ... + 455982.

It is an arithmetic number, because the mean of its divisors is an integer number (91808760).

Almost surely, 2^731472653 is an apocalyptic number.

It is an amenable number.

731472653 is a deficient number, since it is larger than the sum of its proper divisors (2997427).

731472653 is a wasteful number, since it uses less digits than its factorization.

731472653 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3187.

The product of its digits is 105840, while the sum is 38.

The square root of 731472653 is about 27045.7511080761. The cubic root of 731472653 is about 901.0164043785.

The spelling of 731472653 in words is "seven hundred thirty-one million, four hundred seventy-two thousand, six hundred fifty-three".