1090632 has 32 divisors (see below), whose sum is σ = 2822400. Its totient is φ = 350784.

The previous prime is 1090627. The next prime is 1090681. The reversal of 1090632 is 2360901.

It is a junction number, because it is equal to n+sod(n) for n = 1090599 and 1090608.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 88 + ... + 1479.

It is an arithmetic number, because the mean of its divisors is an integer number (88200).

2^1090632 is an apocalyptic number.

1090632 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1090632, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1411200).

1090632 is an abundant number, since it is smaller than the sum of its proper divisors (1731768).

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

1090632 is a wasteful number, since it uses less digits than its factorization.

1090632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1605 (or 1601 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 21.

The square root of 1090632 is about 1044.3332801362. Note that the first 3 decimals coincide. The cubic root of 1090632 is about 102.9341332740.

The spelling of 1090632 in words is "one million, ninety thousand, six hundred thirty-two".