1097716 has 12 divisors (see below), whose sum is σ = 1973188. Its totient is φ = 533952.

The previous prime is 1097711. The next prime is 1097717. The reversal of 1097716 is 6177901.

It can be written as a sum of positive squares in 2 ways, for example, as 940900 + 156816 = 970^2 + 396^2 .

It is a hoax number, since the sum of its digits (31) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1097711) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3561 + ... + 3856.

2^1097716 is an apocalyptic number.

It is an amenable number.

1097716 is a deficient number, since it is larger than the sum of its proper divisors (875472).

1097716 is a wasteful number, since it uses less digits than its factorization.

1097716 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7458 (or 7456 counting only the distinct ones).

The product of its (nonzero) digits is 2646, while the sum is 31.

The square root of 1097716 is about 1047.7194280913. The cubic root of 1097716 is about 103.1565157425.

The spelling of 1097716 in words is "one million, ninety-seven thousand, seven hundred sixteen".