1064855 has 16 divisors (see below), whose sum is σ = 1468800. Its totient is φ = 732960.

The previous prime is 1064813. The next prime is 1064867. The reversal of 1064855 is 5584601.

It is a happy number.

It is not a de Polignac number, because 1064855 - 2¹⁰ = 1063831 is a prime.

It is a super-2 number, since 2×1064855² = 2267832342050, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 536 + ... + 1554.

It is an arithmetic number, because the mean of its divisors is an integer number (91800).

2^1064855 is an apocalyptic number.

1064855 is a deficient number, since it is larger than the sum of its proper divisors (403945).

1064855 is a wasteful number, since it uses less digits than its factorization.

1064855 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1054.

The product of its (nonzero) digits is 4800, while the sum is 29.

The square root of 1064855 is about 1031.9181169066. The cubic root of 1064855 is about 102.1167124868.

The spelling of 1064855 in words is "one million, sixty-four thousand, eight hundred fifty-five".