1097846844 has 12 divisors (see below), whose sum is σ = 2561642664. Its totient is φ = 365948944.

The previous prime is 1097846843. The next prime is 1097846851. The reversal of 1097846844 is 4486487901.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1097846843) 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, 45743607 + ... + 45743630.

It is an arithmetic number, because the mean of its divisors is an integer number (213470222).

Almost surely, 2^1097846844 is an apocalyptic number.

It is an amenable number.

1097846844 is an abundant number, since it is smaller than the sum of its proper divisors (1463795820).

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

1097846844 is a wasteful number, since it uses less digits than its factorization.

1097846844 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91487244 (or 91487242 counting only the distinct ones).

The product of its (nonzero) digits is 1548288, while the sum is 51.

The square root of 1097846844 is about 33133.7719555139. The cubic root of 1097846844 is about 1031.6061421455.

The spelling of 1097846844 in words is "one billion, ninety-seven million, eight hundred forty-six thousand, eight hundred forty-four".