1061992 has 8 divisors (see below), whose sum is σ = 1991250. Its totient is φ = 530992.

The previous prime is 1061969. The next prime is 1061993. The reversal of 1061992 is 2991601.

It can be written as a sum of positive squares in only one way, i.e., 763876 + 298116 = 874^2 + 546^2 .

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

It is a super-2 number, since 2×1061992² = 2255654016128, which contains 22 as substring.

It is a hoax number, since the sum of its digits (28) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 1061992.

It is not an unprimeable number, because it can be changed into a prime (1061993) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66367 + ... + 66382.

2^1061992 is an apocalyptic number.

It is an amenable number.

1061992 is a deficient number, since it is larger than the sum of its proper divisors (929258).

1061992 is a wasteful number, since it uses less digits than its factorization.

1061992 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 132755 (or 132751 counting only the distinct ones).

The product of its (nonzero) digits is 972, while the sum is 28.

The square root of 1061992 is about 1030.5299607484. The cubic root of 1061992 is about 102.0251123610.

The spelling of 1061992 in words is "one million, sixty-one thousand, nine hundred ninety-two".