1049992 has 8 divisors (see below), whose sum is σ = 1968750. Its totient is φ = 524992.

The previous prime is 1049977. The next prime is 1049999. The reversal of 1049992 is 2999401.

It can be written as a sum of positive squares in only one way, i.e., 910116 + 139876 = 954^2 + 374^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×1049992² = 2204966400128, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1049999) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65617 + ... + 65632.

2^1049992 is an apocalyptic number.

It is an amenable number.

1049992 is a deficient number, since it is larger than the sum of its proper divisors (918758).

1049992 is a wasteful number, since it uses less digits than its factorization.

1049992 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 131255 (or 131251 counting only the distinct ones).

The product of its (nonzero) digits is 5832, while the sum is 34.

The square root of 1049992 is about 1024.6911729882. The cubic root of 1049992 is about 101.6393775484.

The spelling of 1049992 in words is "one million, forty-nine thousand, nine hundred ninety-two".