999066949 has 16 divisors (see below), whose sum is σ = 1070020800. Its totient is φ = 930023424.

The previous prime is 999066881. The next prime is 999066961. The reversal of 999066949 is 949660999.

999066949 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a 6-Lehmer number, since φ(999066949) divides (999066949-1)⁶.

It is a cyclic number.

It is not a de Polignac number, because 999066949 - 2⁷ = 999066821 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (999066749) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 708357 + ... + 709765.

It is an arithmetic number, because the mean of its divisors is an integer number (66876300).

Almost surely, 2^999066949 is an apocalyptic number.

It is an amenable number.

999066949 is a deficient number, since it is larger than the sum of its proper divisors (70953851).

999066949 is a wasteful number, since it uses less digits than its factorization.

999066949 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2052.

The product of its (nonzero) digits is 8503056, while the sum is 61.

The square root of 999066949 is about 31608.0203271258. The cubic root of 999066949 is about 999.6888862183.

The spelling of 999066949 in words is "nine hundred ninety-nine million, sixty-six thousand, nine hundred forty-nine".