673272065 has 8 divisors (see below), whose sum is σ = 818994408. Its totient is φ = 531239040.

The previous prime is 673272001. The next prime is 673272073. The reversal of 673272065 is 560272376.

It can be written as a sum of positive squares in 4 ways, for example, as 189667984 + 483604081 = 13772^2 + 21991^2 .

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

It is not a de Polignac number, because 673272065 - 2⁶ = 673272001 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 921926 + ... + 922655.

It is an arithmetic number, because the mean of its divisors is an integer number (102374301).

Almost surely, 2^673272065 is an apocalyptic number.

It is an amenable number.

673272065 is a deficient number, since it is larger than the sum of its proper divisors (145722343).

673272065 is a wasteful number, since it uses less digits than its factorization.

673272065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1844659.

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

The square root of 673272065 is about 25947.4866798309. The cubic root of 673272065 is about 876.4561614568.

The spelling of 673272065 in words is "six hundred seventy-three million, two hundred seventy-two thousand, sixty-five".