146829647 has 4 divisors (see below), whose sum is σ = 147950616. Its totient is φ = 145708680.

The previous prime is 146829643. The next prime is 146829679. The reversal of 146829647 is 746928641.

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

It is not a de Polignac number, because 146829647 - 2² = 146829643 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (146829643) 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, 560288 + ... + 560549.

It is an arithmetic number, because the mean of its divisors is an integer number (36987654).

Almost surely, 2^146829647 is an apocalyptic number.

146829647 is a deficient number, since it is larger than the sum of its proper divisors (1120969).

146829647 is a wasteful number, since it uses less digits than its factorization.

146829647 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1120968.

The product of its digits is 580608, while the sum is 47.

The square root of 146829647 is about 12117.3283771630. The cubic root of 146829647 is about 527.5592614029.

The spelling of 146829647 in words is "one hundred forty-six million, eight hundred twenty-nine thousand, six hundred forty-seven".