11629642 has 4 divisors (see below), whose sum is σ = 17444466. Its totient is φ = 5814820.

The previous prime is 11629571. The next prime is 11629661. The reversal of 11629642 is 24692611.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 10439361 + 1190281 = 3231^2 + 1091^2 .

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2907409 + ... + 2907412.

Almost surely, 2^11629642 is an apocalyptic number.

11629642 is a deficient number, since it is larger than the sum of its proper divisors (5814824).

11629642 is an equidigital number, since it uses as much as digits as its factorization.

11629642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5814823.

The product of its digits is 5184, while the sum is 31.

The square root of 11629642 is about 3410.2260922115. The cubic root of 11629642 is about 226.5628931931.

The spelling of 11629642 in words is "eleven million, six hundred twenty-nine thousand, six hundred forty-two".