146797172 has 12 divisors (see below), whose sum is σ = 257003040. Its totient is φ = 73367736.

The previous prime is 146797169. The next prime is 146797187. The reversal of 146797172 is 271797641.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5513 + ... + 17999.

It is an arithmetic number, because the mean of its divisors is an integer number (21416920).

Almost surely, 2^146797172 is an apocalyptic number.

It is an amenable number.

146797172 is a deficient number, since it is larger than the sum of its proper divisors (110205868).

146797172 is a wasteful number, since it uses less digits than its factorization.

146797172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15430 (or 15428 counting only the distinct ones).

The product of its digits is 148176, while the sum is 44.

The square root of 146797172 is about 12115.9882799547. The cubic root of 146797172 is about 527.5203642850.

The spelling of 146797172 in words is "one hundred forty-six million, seven hundred ninety-seven thousand, one hundred seventy-two".