2731124946 has 16 divisors (see below), whose sum is σ = 5958818208. Its totient is φ = 827613600.

The previous prime is 2731124917. The next prime is 2731124947. The reversal of 2731124946 is 6494211372.

It is not an unprimeable number, because it can be changed into a prime (2731124947) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20690275 + ... + 20690406.

It is an arithmetic number, because the mean of its divisors is an integer number (372426138).

Almost surely, 2^2731124946 is an apocalyptic number.

2731124946 is an abundant number, since it is smaller than the sum of its proper divisors (3227693262).

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

2731124946 is a wasteful number, since it uses less digits than its factorization.

2731124946 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41380697.

The product of its digits is 72576, while the sum is 39.

The square root of 2731124946 is about 52260.1659584047. The cubic root of 2731124946 is about 1397.8069313669.

The spelling of 2731124946 in words is "two billion, seven hundred thirty-one million, one hundred twenty-four thousand, nine hundred forty-six".