146730152 has 16 divisors (see below), whose sum is σ = 275537940. Its totient is φ = 73253376.

The previous prime is 146730149. The next prime is 146730163. The reversal of 146730152 is 251037641.

It can be written as a sum of positive squares in 2 ways, for example, as 145781476 + 948676 = 12074^2 + 974^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8243 + ... + 19010.

Almost surely, 2^146730152 is an apocalyptic number.

It is an amenable number.

146730152 is a deficient number, since it is larger than the sum of its proper divisors (128807788).

146730152 is a wasteful number, since it uses less digits than its factorization.

146730152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27932 (or 27928 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 29.

The square root of 146730152 is about 12113.2221972521. Note that the first 3 decimals coincide. The cubic root of 146730152 is about 527.4400725554.

Adding to 146730152 its reverse (251037641), we get a palindrome (397767793).

It can be divided in two parts, 14 and 6730152, that multiplied together give a triangular number (94222128 = T₁₃₇₂₇).

The spelling of 146730152 in words is "one hundred forty-six million, seven hundred thirty thousand, one hundred fifty-two".