146678147 has 16 divisors (see below), whose sum is σ = 183397632. Its totient is φ = 113965920.

The previous prime is 146678137. The next prime is 146678177. The reversal of 146678147 is 741876641.

It is a cyclic number.

It is not a de Polignac number, because 146678147 - 2¹⁸ = 146416003 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 146678098 and 146678107.

It is not an unprimeable number, because it can be changed into a prime (146678137) 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, 26168 + ... + 31274.

It is an arithmetic number, because the mean of its divisors is an integer number (11462352).

Almost surely, 2^146678147 is an apocalyptic number.

146678147 is a deficient number, since it is larger than the sum of its proper divisors (36719485).

146678147 is a wasteful number, since it uses less digits than its factorization.

146678147 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5498.

The product of its digits is 225792, while the sum is 44.

The square root of 146678147 is about 12111.0753857781. The cubic root of 146678147 is about 527.3777523442.

The spelling of 146678147 in words is "one hundred forty-six million, six hundred seventy-eight thousand, one hundred forty-seven".