3279781052 has 24 divisors (see below), whose sum is σ = 5850830160. Its totient is φ = 1608330240.

The previous prime is 3279781039. The next prime is 3279781061. The reversal of 3279781052 is 2501879723.

It is a junction number, because it is equal to n+sod(n) for n = 3279780994 and 3279781012.

It is a congruent 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, 34652 + ... + 88092.

It is an arithmetic number, because the mean of its divisors is an integer number (243784590).

Almost surely, 2^3279781052 is an apocalyptic number.

It is an amenable number.

3279781052 is a deficient number, since it is larger than the sum of its proper divisors (2571049108).

3279781052 is a wasteful number, since it uses less digits than its factorization.

3279781052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53741 (or 53739 counting only the distinct ones).

The product of its (nonzero) digits is 211680, while the sum is 44.

The square root of 3279781052 is about 57269.3727222501. The cubic root of 3279781052 is about 1485.7587074789.

The spelling of 3279781052 in words is "three billion, two hundred seventy-nine million, seven hundred eighty-one thousand, fifty-two".