1971088 has 20 divisors (see below), whose sum is σ = 4364800. Its totient is φ = 844704.

The previous prime is 1971049. The next prime is 1971091. The reversal of 1971088 is 8801791.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8688 + ... + 8911.

It is an arithmetic number, because the mean of its divisors is an integer number (218240).

2^1971088 is an apocalyptic number.

It is an amenable number.

1971088 is an abundant number, since it is smaller than the sum of its proper divisors (2393712).

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

1971088 is a wasteful number, since it uses less digits than its factorization.

1971088 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17614 (or 17608 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 34.

The square root of 1971088 is about 1403.9544152144. The cubic root of 1971088 is about 125.3820418294.

The spelling of 1971088 in words is "one million, nine hundred seventy-one thousand, eighty-eight".