105262742 has 16 divisors (see below), whose sum is σ = 180042912. Its totient is φ = 45724800.

The previous prime is 105262741. The next prime is 105262747. The reversal of 105262742 is 247262501.

It is a happy number.

It is a super-2 number, since 2×105262742² = 22160489706717128, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (105262741) 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 in 7 ways as a sum of consecutive naturals, for example, 118634 + ... + 119517.

It is an arithmetic number, because the mean of its divisors is an integer number (11252682).

Almost surely, 2^105262742 is an apocalyptic number.

105262742 is a deficient number, since it is larger than the sum of its proper divisors (74780170).

105262742 is a wasteful number, since it uses less digits than its factorization.

105262742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 238183.

The product of its (nonzero) digits is 6720, while the sum is 29.

The square root of 105262742 is about 10259.7632526292. The cubic root of 105262742 is about 472.1625738689.

The spelling of 105262742 in words is "one hundred five million, two hundred sixty-two thousand, seven hundred forty-two".