1077864 has 32 divisors (see below), whose sum is σ = 2728320. Its totient is φ = 354816.

The previous prime is 1077863. The next prime is 1077893. The reversal of 1077864 is 4687701.

It is not an unprimeable number, because it can be changed into a prime (1077863) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2097 + ... + 2559.

It is an arithmetic number, because the mean of its divisors is an integer number (85260).

2^1077864 is an apocalyptic number.

It is an amenable number.

1077864 is an abundant number, since it is smaller than the sum of its proper divisors (1650456).

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

1077864 is a wasteful number, since it uses less digits than its factorization.

1077864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 569 (or 565 counting only the distinct ones).

The product of its (nonzero) digits is 9408, while the sum is 33.

The square root of 1077864 is about 1038.2022924267. The cubic root of 1077864 is about 102.5308731113.

The spelling of 1077864 in words is "one million, seventy-seven thousand, eight hundred sixty-four".