146672347 has 4 divisors (see below), whose sum is σ = 146701720. Its totient is φ = 146642976.

The previous prime is 146672303. The next prime is 146672363. The reversal of 146672347 is 743276641.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 146672347 - 2¹¹ = 146670299 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (146672387) 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, 5118 + ... + 17875.

It is an arithmetic number, because the mean of its divisors is an integer number (36675430).

Almost surely, 2^146672347 is an apocalyptic number.

146672347 is a deficient number, since it is larger than the sum of its proper divisors (29373).

146672347 is an equidigital number, since it uses as much as digits as its factorization.

146672347 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29372.

The product of its digits is 169344, while the sum is 40.

The square root of 146672347 is about 12110.8359331633. The cubic root of 146672347 is about 527.3708009990.

The spelling of 146672347 in words is "one hundred forty-six million, six hundred seventy-two thousand, three hundred forty-seven".