105656746 has 8 divisors (see below), whose sum is σ = 170676324. Its totient is φ = 48764640.

The previous prime is 105656741. The next prime is 105656821. The reversal of 105656746 is 647656501.

It can be written as a sum of positive squares in 2 ways, for example, as 103938025 + 1718721 = 10195^2 + 1311^2 .

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

It is a super-2 number, since 2×105656746² = 22326695950617032, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 105656699 and 105656708.

It is not an unprimeable number, because it can be changed into a prime (105656741) 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, 2031835 + ... + 2031886.

Almost surely, 2^105656746 is an apocalyptic number.

105656746 is a deficient number, since it is larger than the sum of its proper divisors (65019578).

105656746 is a wasteful number, since it uses less digits than its factorization.

105656746 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4063736.

The product of its (nonzero) digits is 151200, while the sum is 40.

The square root of 105656746 is about 10278.9467359258. The cubic root of 105656746 is about 472.7509501835.

The spelling of 105656746 in words is "one hundred five million, six hundred fifty-six thousand, seven hundred forty-six".