103644022 has 4 divisors (see below), whose sum is σ = 155466036. Its totient is φ = 51822010.

The previous prime is 103643987. The next prime is 103644029. The reversal of 103644022 is 220446301.

It is a happy number.

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

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 103643984 and 103644002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103644029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25911004 + ... + 25911007.

It is an arithmetic number, because the mean of its divisors is an integer number (38866509).

Almost surely, 2^103644022 is an apocalyptic number.

103644022 is a deficient number, since it is larger than the sum of its proper divisors (51822014).

103644022 is an equidigital number, since it uses as much as digits as its factorization.

103644022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51822013.

The product of its (nonzero) digits is 1152, while the sum is 22.

The square root of 103644022 is about 10180.5708091442. The cubic root of 103644022 is about 469.7297707199.

The spelling of 103644022 in words is "one hundred three million, six hundred forty-four thousand, twenty-two".