146721106 has 8 divisors (see below), whose sum is σ = 251521920. Its totient is φ = 62880468.

The previous prime is 146721103. The next prime is 146721137. The reversal of 146721106 is 601127641.

146721106 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not an unprimeable number, because it can be changed into a prime (146721103) 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, 5240026 + ... + 5240053.

It is an arithmetic number, because the mean of its divisors is an integer number (31440240).

Almost surely, 2^146721106 is an apocalyptic number.

146721106 is a deficient number, since it is larger than the sum of its proper divisors (104800814).

146721106 is a wasteful number, since it uses less digits than its factorization.

146721106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10480088.

The product of its (nonzero) digits is 2016, while the sum is 28.

The square root of 146721106 is about 12112.8487978675. The cubic root of 146721106 is about 527.4292333360.

Adding to 146721106 its reverse (601127641), we get a palindrome (747848747).

The spelling of 146721106 in words is "one hundred forty-six million, seven hundred twenty-one thousand, one hundred six".