105620612 has 12 divisors (see below), whose sum is σ = 185081820. Its totient is φ = 52740096.

The previous prime is 105620611. The next prime is 105620617. The reversal of 105620612 is 216026501.

It can be written as a sum of positive squares in 2 ways, for example, as 43903876 + 61716736 = 6626^2 + 7856^2 .

It is a super-2 number, since 2×105620612² = 22311427358509088, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (105620611) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14093 + ... + 20244.

It is an arithmetic number, because the mean of its divisors is an integer number (15423485).

Almost surely, 2^105620612 is an apocalyptic number.

It is an amenable number.

105620612 is a deficient number, since it is larger than the sum of its proper divisors (79461208).

105620612 is a wasteful number, since it uses less digits than its factorization.

105620612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35110 (or 35108 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 23.

The square root of 105620612 is about 10277.1889152628. The cubic root of 105620612 is about 472.6970513359.

The spelling of 105620612 in words is "one hundred five million, six hundred twenty thousand, six hundred twelve".