2097316 has 24 divisors (see below), whose sum is σ = 4032504. Its totient is φ = 948480.

The previous prime is 2097311. The next prime is 2097317. The reversal of 2097316 is 6137902.

It can be written as a sum of positive squares in 4 ways, for example, as 6400 + 2090916 = 80^2 + 1446^2 .

It is a hoax number, since the sum of its digits (28) coincides with the sum of the digits of its distinct prime factors.

It is a d-powerful number, because it can be written as 2²¹ + 0 + 9² + 7² + 3³ + 1 + 6 .

It is not an unprimeable number, because it can be changed into a prime (2097311) 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, 2376 + ... + 3136.

It is an arithmetic number, because the mean of its divisors is an integer number (168021).

2^2097316 is an apocalyptic number.

2097316 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

2097316 is a deficient number, since it is larger than the sum of its proper divisors (1935188).

2097316 is a wasteful number, since it uses less digits than its factorization.

2097316 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 831 (or 829 counting only the distinct ones).

The product of its (nonzero) digits is 2268, while the sum is 28.

The square root of 2097316 is about 1448.2113105483. The cubic root of 2097316 is about 128.0033365016.

It can be divided in two parts, 20 and 97316, that added together give a cube (97336 = 46³).

The spelling of 2097316 in words is "two million, ninety-seven thousand, three hundred sixteen".