106681725 has 24 divisors (see below), whose sum is σ = 195979520. Its totient is φ = 56896560.

The previous prime is 106681723. The next prime is 106681727. The reversal of 106681725 is 527186601.

It is an interprime number because it is at equal distance from previous prime (106681723) and next prime (106681727).

It is not a de Polignac number, because 106681725 - 2¹ = 106681723 is a prime.

It is a super-2 number, since 2×106681725² = 22761980897951250, 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 106681725.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (106681721) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 78349 + ... + 79698.

Almost surely, 2^106681725 is an apocalyptic number.

106681725 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

106681725 is a deficient number, since it is larger than the sum of its proper divisors (89297795).

106681725 is a wasteful number, since it uses less digits than its factorization.

106681725 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 158066 (or 158055 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 36.

The square root of 106681725 is about 10328.6845725872. The cubic root of 106681725 is about 474.2747565840.

The spelling of 106681725 in words is "one hundred six million, six hundred eighty-one thousand, seven hundred twenty-five".