106681042 has 16 divisors (see below), whose sum is σ = 172894680. Its totient is φ = 49076352.

The previous prime is 106681039. The next prime is 106681073. The reversal of 106681042 is 240186601.

It can be written as a sum of positive squares in 4 ways, for example, as 31147561 + 75533481 = 5581^2 + 8691^2 .

It is a super-2 number, since 2×106681042² = 22761689444411528, 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 106681042.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1584 + ... + 14692.

Almost surely, 2^106681042 is an apocalyptic number.

106681042 is a deficient number, since it is larger than the sum of its proper divisors (66213638).

106681042 is a wasteful number, since it uses less digits than its factorization.

106681042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13437.

The product of its (nonzero) digits is 2304, while the sum is 28.

The square root of 106681042 is about 10328.6515092726. The cubic root of 106681042 is about 474.2737444445.

The spelling of 106681042 in words is "one hundred six million, six hundred eighty-one thousand, forty-two".