106440616 has 8 divisors (see below), whose sum is σ = 199576170. Its totient is φ = 53220304.

The previous prime is 106440599. The next prime is 106440617. The reversal of 106440616 is 616044601.

It can be written as a sum of positive squares in only one way, i.e., 105884100 + 556516 = 10290^2 + 746^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×106440616² = 22659209468918912, which contains 22 as substring.

It is a hoax number, since the sum of its digits (28) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (106440617) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6652531 + ... + 6652546.

Almost surely, 2^106440616 is an apocalyptic number.

It is an amenable number.

106440616 is a deficient number, since it is larger than the sum of its proper divisors (93135554).

106440616 is a wasteful number, since it uses less digits than its factorization.

106440616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13305083 (or 13305079 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 28.

The square root of 106440616 is about 10317.0061548882. The cubic root of 106440616 is about 473.9171877855.

The spelling of 106440616 in words is "one hundred six million, four hundred forty thousand, six hundred sixteen".