108456646 has 8 divisors (see below), whose sum is σ = 164513160. Its totient is φ = 53618928.

The previous prime is 108456643. The next prime is 108456671. The reversal of 108456646 is 646654801.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 108456599 and 108456608.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (108456643) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 304476 + ... + 304831.

It is an arithmetic number, because the mean of its divisors is an integer number (20564145).

Almost surely, 2^108456646 is an apocalyptic number.

108456646 is a deficient number, since it is larger than the sum of its proper divisors (56056514).

108456646 is an equidigital number, since it uses as much as digits as its factorization.

108456646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 609398.

The product of its (nonzero) digits is 138240, while the sum is 40.

The square root of 108456646 is about 10414.2520614781. The cubic root of 108456646 is about 476.8905573373.

The spelling of 108456646 in words is "one hundred eight million, four hundred fifty-six thousand, six hundred forty-six".