1063992 has 32 divisors (see below), whose sum is σ = 2724480. Its totient is φ = 346080.

The previous prime is 1063987. The next prime is 1063999. The reversal of 1063992 is 2993601.

It is a super-2 number, since 2×1063992² = 2264157952128, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1063999) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 517 + ... + 1547.

It is an arithmetic number, because the mean of its divisors is an integer number (85140).

2^1063992 is an apocalyptic number.

1063992 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is a pronic number, being equal to 1031×1032.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1063992, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1362240).

1063992 is an abundant number, since it is smaller than the sum of its proper divisors (1660488).

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

1063992 is a wasteful number, since it uses less digits than its factorization.

1063992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1083 (or 1079 counting only the distinct ones).

The product of its (nonzero) digits is 2916, while the sum is 30.

The square root of 1063992 is about 1031.4998788172. The cubic root of 1063992 is about 102.0891185763.

It can be divided in two parts, 10639 and 92, that added together give a triangular number (10731 = T₁₄₆).

The spelling of 1063992 in words is "one million, sixty-three thousand, nine hundred ninety-two".