2373256673 has 16 divisors (see below), whose sum is σ = 2483514000. Its totient is φ = 2265000192.

The previous prime is 2373256663. The next prime is 2373256703. The reversal of 2373256673 is 3766523732.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 45387169 + 2327869504 = 6737^2 + 48248^2 .

It is a cyclic number.

It is not a de Polignac number, because 2373256673 - 2⁴ = 2373256657 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2373256663) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2139443 + ... + 2140551.

It is an arithmetic number, because the mean of its divisors is an integer number (155219625).

Almost surely, 2^2373256673 is an apocalyptic number.

It is an amenable number.

2373256673 is a deficient number, since it is larger than the sum of its proper divisors (110257327).

2373256673 is a wasteful number, since it uses less digits than its factorization.

2373256673 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1924.

The product of its digits is 952560, while the sum is 44.

The square root of 2373256673 is about 48716.0822829587. The cubic root of 2373256673 is about 1333.8742955666.

The spelling of 2373256673 in words is "two billion, three hundred seventy-three million, two hundred fifty-six thousand, six hundred seventy-three".