1043562 has 32 divisors (see below), whose sum is σ = 2382912. Its totient is φ = 301824.

The previous prime is 1043557. The next prime is 1043587. The reversal of 1043562 is 2653401.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 933 + ... + 1719.

It is an arithmetic number, because the mean of its divisors is an integer number (74466).

2^1043562 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1043562, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1191456).

1043562 is an abundant number, since it is smaller than the sum of its proper divisors (1339350).

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

1043562 is a wasteful number, since it uses less digits than its factorization.

1043562 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 822.

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 1043562 is about 1021.5488240902. The cubic root of 1043562 is about 101.4314776092.

Adding to 1043562 its reverse (2653401), we get a palindrome (3696963).

The spelling of 1043562 in words is "one million, forty-three thousand, five hundred sixty-two".