146733849 has 14 divisors (see below), whose sum is σ = 220001226. Its totient is φ = 97822080.

The previous prime is 146733809. The next prime is 146733857. The reversal of 146733849 is 948337641.

It can be written as a sum of positive squares in only one way, i.e., 111450249 + 35283600 = 10557^2 + 5940^2 .

It is not a de Polignac number, because 146733849 - 2⁸ = 146733593 is a prime.

It is not an unprimeable number, because it can be changed into a prime (146733809) by changing a digit.

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 13 ways as a sum of consecutive naturals, for example, 99912 + ... + 101369.

Almost surely, 2^146733849 is an apocalyptic number.

It is an amenable number.

146733849 is a deficient number, since it is larger than the sum of its proper divisors (73267377).

146733849 is an frugal number, since it uses more digits than its factorization.

146733849 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 201299 (or 201284 counting only the distinct ones).

The product of its digits is 435456, while the sum is 45.

The square root of 146733849 is about 12113.3747981312. The cubic root of 146733849 is about 527.4445022961. Note that the first 3 decimals are identical.

The spelling of 146733849 in words is "one hundred forty-six million, seven hundred thirty-three thousand, eight hundred forty-nine".