999064 has 16 divisors (see below), whose sum is σ = 2043720. Its totient is φ = 454080.

The previous prime is 999049. The next prime is 999067. The reversal of 999064 is 460999.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (999067) 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, 5589 + ... + 5764.

2⁹⁹⁹⁰⁶⁴ is an apocalyptic number.

It is an amenable number.

999064 is an abundant number, since it is smaller than the sum of its proper divisors (1044656).

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

999064 is a wasteful number, since it uses less digits than its factorization.

999064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11370 (or 11366 counting only the distinct ones).

The product of its (nonzero) digits is 17496, while the sum is 37.

The square root of 999064 is about 999.5318904367. The cubic root of 999064 is about 99.9687902605.

The spelling of 999064 in words is "nine hundred ninety-nine thousand, sixty-four".