1097616 has 40 divisors (see below), whose sum is σ = 3055360. Its totient is φ = 337536.

The previous prime is 1097599. The next prime is 1097627. The reversal of 1097616 is 6167901.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 256 + ... + 1503.

It is an arithmetic number, because the mean of its divisors is an integer number (76384).

2^1097616 is an apocalyptic number.

1097616 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1097616 is an abundant number, since it is smaller than the sum of its proper divisors (1957744).

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

1097616 is a wasteful number, since it uses less digits than its factorization.

1097616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1783 (or 1777 counting only the distinct ones).

The product of its (nonzero) digits is 2268, while the sum is 30.

The square root of 1097616 is about 1047.6717043044. The cubic root of 1097616 is about 103.1533831883.

It can be divided in two parts, 10976 and 16, that multiplied together give a cube (175616 = 56³).

The spelling of 1097616 in words is "one million, ninety-seven thousand, six hundred sixteen".