3782719172 has 6 divisors (see below), whose sum is σ = 6619758558. Its totient is φ = 1891359584.

The previous prime is 3782719153. The next prime is 3782719223. The reversal of 3782719172 is 2719172873.

It can be written as a sum of positive squares in only one way, i.e., 3753277696 + 29441476 = 61264^2 + 5426^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 472839893 + ... + 472839900.

It is an arithmetic number, because the mean of its divisors is an integer number (1103293093).

Almost surely, 2^3782719172 is an apocalyptic number.

It is an amenable number.

3782719172 is a deficient number, since it is larger than the sum of its proper divisors (2837039386).

3782719172 is a wasteful number, since it uses less digits than its factorization.

3782719172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 945679797 (or 945679795 counting only the distinct ones).

The product of its digits is 296352, while the sum is 47.

The square root of 3782719172 is about 61503.8142882212. The cubic root of 3782719172 is about 1558.1216670717.

The spelling of 3782719172 in words is "three billion, seven hundred eighty-two million, seven hundred nineteen thousand, one hundred seventy-two".