11023642 has 16 divisors (see below), whose sum is σ = 18957312. Its totient is φ = 4709520.

The previous prime is 11023637. The next prime is 11023643. The reversal of 11023642 is 24632011.

It is not an unprimeable number, because it can be changed into a prime (11023643) 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, 4167 + ... + 6277.

It is an arithmetic number, because the mean of its divisors is an integer number (1184832).

Almost surely, 2^11023642 is an apocalyptic number.

11023642 is a deficient number, since it is larger than the sum of its proper divisors (7933670).

11023642 is a wasteful number, since it uses less digits than its factorization.

11023642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2493.

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 11023642 is about 3320.1870429239. The cubic root of 11023642 is about 222.5572263694.

Adding to 11023642 its reverse (24632011), we get a palindrome (35655653).

The spelling of 11023642 in words is "eleven million, twenty-three thousand, six hundred forty-two".