1055688 has 16 divisors (see below), whose sum is σ = 2639280. Its totient is φ = 351888.

The previous prime is 1055671. The next prime is 1055689. The reversal of 1055688 is 8865501.

It is a super-2 number, since 2×1055688² = 2228954306688, which contains 22 as substring.

It is a zygodrome in base 11.

It is not an unprimeable number, because it can be changed into a prime (1055689) 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, 21970 + ... + 22017.

It is an arithmetic number, because the mean of its divisors is an integer number (164955).

2^1055688 is an apocalyptic number.

It is an amenable number.

1055688 is an abundant number, since it is smaller than the sum of its proper divisors (1583592).

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

1055688 is a wasteful number, since it uses less digits than its factorization.

1055688 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43996 (or 43992 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 33.

The square root of 1055688 is about 1027.4667877844. The cubic root of 1055688 is about 101.8228374108.

The spelling of 1055688 in words is "one million, fifty-five thousand, six hundred eighty-eight".