2072730734 has 8 divisors (see below), whose sum is σ = 3109360608. Its totient is φ = 1036277200.

The previous prime is 2072730733. The next prime is 2072730749. The reversal of 2072730734 is 4370372702.

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

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 2072730694 and 2072730703.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2072730733) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9167 + ... + 65034.

It is an arithmetic number, because the mean of its divisors is an integer number (388670076).

Almost surely, 2^2072730734 is an apocalyptic number.

2072730734 is a deficient number, since it is larger than the sum of its proper divisors (1036629874).

2072730734 is a wasteful number, since it uses less digits than its factorization.

2072730734 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88170.

The product of its (nonzero) digits is 49392, while the sum is 35.

The square root of 2072730734 is about 45527.2526515712. The cubic root of 2072730734 is about 1275.0120688849.

The spelling of 2072730734 in words is "two billion, seventy-two million, seven hundred thirty thousand, seven hundred thirty-four".