2732978946 has 16 divisors (see below), whose sum is σ = 5499493344. Its totient is φ = 905403744.

The previous prime is 2732978923. The next prime is 2732978957. The reversal of 2732978946 is 6498792372.

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, 1396251 + ... + 1398206.

It is an arithmetic number, because the mean of its divisors is an integer number (343718334).

Almost surely, 2^2732978946 is an apocalyptic number.

2732978946 is an abundant number, since it is smaller than the sum of its proper divisors (2766514398).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2732978946 is a wasteful number, since it uses less digits than its factorization.

2732978946 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2794625.

The product of its digits is 9144576, while the sum is 57.

The square root of 2732978946 is about 52277.9011246626. The cubic root of 2732978946 is about 1398.1231561107.

The spelling of 2732978946 in words is "two billion, seven hundred thirty-two million, nine hundred seventy-eight thousand, nine hundred forty-six".