106607440 has 40 divisors (see below), whose sum is σ = 249671520. Its totient is φ = 42331776.

The previous prime is 106607437. The next prime is 106607447. The reversal of 106607440 is 44706601.

It is a tau number, because it is divible by the number of its divisors (40).

It is a super-2 number, since 2×106607440² = 22730292526707200, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 106607399 and 106607408.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (106607447) 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, 6327 + ... + 15913.

It is an arithmetic number, because the mean of its divisors is an integer number (6241788).

Almost surely, 2^106607440 is an apocalyptic number.

106607440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 106607440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (124835760).

106607440 is an abundant number, since it is smaller than the sum of its proper divisors (143064080).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

106607440 is a wasteful number, since it uses less digits than its factorization.

106607440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9739 (or 9733 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 28.

The square root of 106607440 is about 10325.0878930884. The cubic root of 106607440 is about 474.1646481252.

The spelling of 106607440 in words is "one hundred six million, six hundred seven thousand, four hundred forty".