1090452 has 36 divisors (see below), whose sum is σ = 2800448. Its totient is φ = 330000.

The previous prime is 1090423. The next prime is 1090457. The reversal of 1090452 is 2540901.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1090457) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1077 + ... + 1827.

2^1090452 is an apocalyptic number.

1090452 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 1090452, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1400224).

1090452 is an abundant number, since it is smaller than the sum of its proper divisors (1709996).

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

1090452 is a wasteful number, since it uses less digits than its factorization.

1090452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 780 (or 767 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 21.

The square root of 1090452 is about 1044.2470971949. The cubic root of 1090452 is about 102.9284701468.

The spelling of 1090452 in words is "one million, ninety thousand, four hundred fifty-two".