105742722 has 8 divisors (see below), whose sum is σ = 211485456. Its totient is φ = 35247572.

The previous prime is 105742717. The next prime is 105742723. The reversal of 105742722 is 227247501.

It is a sphenic number, since it is the product of 3 distinct primes.

105742722 is an admirable number.

It is a super-2 number, since 2×105742722² = 22363046511938568, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 105742722.

It is not an unprimeable number, because it can be changed into a prime (105742723) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8811888 + ... + 8811899.

It is an arithmetic number, because the mean of its divisors is an integer number (26435682).

Almost surely, 2^105742722 is an apocalyptic number.

105742722 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

105742722 is a wasteful number, since it uses less digits than its factorization.

105742722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17623792.

The product of its (nonzero) digits is 7840, while the sum is 30.

The square root of 105742722 is about 10283.1280260434. The cubic root of 105742722 is about 472.8791458658.

The spelling of 105742722 in words is "one hundred five million, seven hundred forty-two thousand, seven hundred twenty-two".