11356642 has 32 divisors (see below), whose sum is σ = 19828800. Its totient is φ = 4824000.

The previous prime is 11356621. The next prime is 11356649. The reversal of 11356642 is 24665311.

11356642 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 11356642.

It is not an unprimeable number, because it can be changed into a prime (11356649) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 42084 + ... + 42352.

It is an arithmetic number, because the mean of its divisors is an integer number (619650).

Almost surely, 2^11356642 is an apocalyptic number.

11356642 is a deficient number, since it is larger than the sum of its proper divisors (8472158).

11356642 is a wasteful number, since it uses less digits than its factorization.

11356642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 402.

The product of its digits is 4320, while the sum is 28.

The square root of 11356642 is about 3369.9617208508. The cubic root of 11356642 is about 224.7760207322.

It can be divided in two parts, 1135 and 6642, that added together give a palindrome (7777).

The spelling of 11356642 in words is "eleven million, three hundred fifty-six thousand, six hundred forty-two".