1102664 has 16 divisors (see below), whose sum is σ = 2078700. Its totient is φ = 548352.

The previous prime is 1102663. The next prime is 1102669. The reversal of 1102664 is 4662011.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1085764 + 16900 = 1042^2 + 130^2 .

It is not an unprimeable number, because it can be changed into a prime (1102663) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2492 + ... + 2900.

2^1102664 is an apocalyptic number.

It is an amenable number.

1102664 is a deficient number, since it is larger than the sum of its proper divisors (976036).

1102664 is a wasteful number, since it uses less digits than its factorization.

1102664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 752 (or 748 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 20.

The square root of 1102664 is about 1050.0780923341. The cubic root of 1102664 is about 103.3112775218.

Adding to 1102664 its reverse (4662011), we get a palindrome (5764675).

The spelling of 1102664 in words is "one million, one hundred two thousand, six hundred sixty-four".