2731016 has 32 divisors (see below), whose sum is σ = 5559840. Its totient is φ = 1252608.

The previous prime is 2731013. The next prime is 2731049. The reversal of 2731016 is 6101372.

It is a happy number.

It is a super-4 number, since 4×2731016⁴ (a number of 27 digits) contains 4444 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2731013) 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, 5615 + ... + 6081.

It is an arithmetic number, because the mean of its divisors is an integer number (173745).

2^2731016 is an apocalyptic number.

It is an amenable number.

2731016 is an abundant number, since it is smaller than the sum of its proper divisors (2828824).

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

2731016 is a wasteful number, since it uses less digits than its factorization.

2731016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 533 (or 529 counting only the distinct ones).

The product of its (nonzero) digits is 252, while the sum is 20.

The square root of 2731016 is about 1652.5785911720. The cubic root of 2731016 is about 139.7788344704.

Adding to 2731016 its reverse (6101372), we get a palindrome (8832388).

The spelling of 2731016 in words is "two million, seven hundred thirty-one thousand, sixteen".