105155422 has 4 divisors (see below), whose sum is σ = 157733136. Its totient is φ = 52577710.

The previous prime is 105155419. The next prime is 105155423. The reversal of 105155422 is 224551501.

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

It is a super-2 number, since 2×105155422² = 22115325551996168, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (105155423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26288854 + ... + 26288857.

It is an arithmetic number, because the mean of its divisors is an integer number (39433284).

Almost surely, 2^105155422 is an apocalyptic number.

105155422 is a deficient number, since it is larger than the sum of its proper divisors (52577714).

105155422 is an equidigital number, since it uses as much as digits as its factorization.

105155422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52577713.

The product of its (nonzero) digits is 2000, while the sum is 25.

The square root of 105155422 is about 10254.5317786820. The cubic root of 105155422 is about 472.0020557940.

The spelling of 105155422 in words is "one hundred five million, one hundred fifty-five thousand, four hundred twenty-two".