1097894 has 24 divisors (see below), whose sum is σ = 2031480. Its totient is φ = 442176.

The previous prime is 1097893. The next prime is 1097897. The reversal of 1097894 is 4987901.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1097891) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1337 + ... + 1995.

It is an arithmetic number, because the mean of its divisors is an integer number (84645).

2^1097894 is an apocalyptic number.

1097894 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

1097894 is a deficient number, since it is larger than the sum of its proper divisors (933586).

1097894 is a wasteful number, since it uses less digits than its factorization.

1097894 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 692 (or 685 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 38.

The square root of 1097894 is about 1047.8043710541. The cubic root of 1097894 is about 103.1620912185.

It can be divided in two parts, 1097 and 894, that added together give a palindrome (1991).

The spelling of 1097894 in words is "one million, ninety-seven thousand, eight hundred ninety-four".