105724270 has 16 divisors (see below), whose sum is σ = 191695248. Its totient is φ = 41980480.

The previous prime is 105724253. The next prime is 105724273. The reversal of 105724270 is 72427501.

It is a super-2 number, since 2×105724270² = 22355242534065800, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (105724273) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37216 + ... + 39955.

It is an arithmetic number, because the mean of its divisors is an integer number (11980953).

Almost surely, 2^105724270 is an apocalyptic number.

105724270 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

105724270 is a deficient number, since it is larger than the sum of its proper divisors (85970978).

105724270 is a wasteful number, since it uses less digits than its factorization.

105724270 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77315.

The product of its (nonzero) digits is 3920, while the sum is 28.

The square root of 105724270 is about 10282.2307890846. The cubic root of 105724270 is about 472.8516386186.

The spelling of 105724270 in words is "one hundred five million, seven hundred twenty-four thousand, two hundred seventy".