105426730 has 16 divisors (see below), whose sum is σ = 191901960. Its totient is φ = 41696512.

The previous prime is 105426721. The next prime is 105426731. The reversal of 105426730 is 37624501.

It can be written as a sum of positive squares in 4 ways, for example, as 97990201 + 7436529 = 9899^2 + 2727^2 .

It is a super-2 number, since 2×105426730² = 22229590796985800, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (105426731) 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, 58339 + ... + 60118.

Almost surely, 2^105426730 is an apocalyptic number.

105426730 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

105426730 is a deficient number, since it is larger than the sum of its proper divisors (86475230).

105426730 is a wasteful number, since it uses less digits than its factorization.

105426730 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 118553.

The product of its (nonzero) digits is 5040, while the sum is 28.

The square root of 105426730 is about 10267.7519448027. The cubic root of 105426730 is about 472.4076394410.

The spelling of 105426730 in words is "one hundred five million, four hundred twenty-six thousand, seven hundred thirty".