2752971994 has 4 divisors (see below), whose sum is σ = 4129457994. Its totient is φ = 1376485996.

The previous prime is 2752971989. The next prime is 2752972021. The reversal of 2752971994 is 4991792572.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 2562890625 + 190081369 = 50625^2 + 13787^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 688242997 + ... + 688243000.

Almost surely, 2^2752971994 is an apocalyptic number.

2752971994 is a deficient number, since it is larger than the sum of its proper divisors (1376486000).

2752971994 is a wasteful number, since it uses less digits than its factorization.

2752971994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1376485999.

The product of its digits is 2857680, while the sum is 55.

The square root of 2752971994 is about 52468.7716075000. The cubic root of 2752971994 is about 1401.5241893225.

The spelling of 2752971994 in words is "two billion, seven hundred fifty-two million, nine hundred seventy-one thousand, nine hundred ninety-four".