106443040 has 96 divisors (see below), whose sum is σ = 276623424. Its totient is φ = 38384640.

The previous prime is 106442983. The next prime is 106443041. The reversal of 106443040 is 40344601.

It is a happy number.

It is a super-2 number, since 2×106443040² = 22660241528883200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is not an unprimeable number, because it can be changed into a prime (106443041) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 346567 + ... + 346873.

It is an arithmetic number, because the mean of its divisors is an integer number (2881494).

Almost surely, 2^106443040 is an apocalyptic number.

106443040 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 106443040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (138311712).

106443040 is an abundant number, since it is smaller than the sum of its proper divisors (170180384).

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

106443040 is a wasteful number, since it uses less digits than its factorization.

106443040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 530 (or 522 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 22.

The square root of 106443040 is about 10317.1236301597. The cubic root of 106443040 is about 473.9207853049.

Adding to 106443040 its reverse (40344601), we get a palindrome (146787641).

The spelling of 106443040 in words is "one hundred six million, four hundred forty-three thousand, forty".