2916388 has 12 divisors (see below), whose sum is σ = 5130972. Its totient is φ = 1450400.

The previous prime is 2916383. The next prime is 2916391. The reversal of 2916388 is 8836192.

It can be written as a sum of positive squares in 2 ways, for example, as 2214144 + 702244 = 1488^2 + 838^2 .

It is not an unprimeable number, because it can be changed into a prime (2916383) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1063 + ... + 2638.

It is an arithmetic number, because the mean of its divisors is an integer number (427581).

2^2916388 is an apocalyptic number.

It is an amenable number.

2916388 is a deficient number, since it is larger than the sum of its proper divisors (2214584).

2916388 is a wasteful number, since it uses less digits than its factorization.

2916388 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3902 (or 3900 counting only the distinct ones).

The product of its digits is 20736, while the sum is 37.

The square root of 2916388 is about 1707.7435404650. The cubic root of 2916388 is about 142.8724309353.

The spelling of 2916388 in words is "two million, nine hundred sixteen thousand, three hundred eighty-eight".