146530625 has 20 divisors (see below), whose sum is σ = 185068884. Its totient is φ = 115968000.

The previous prime is 146530609. The next prime is 146530673. The reversal of 146530625 is 526035641.

It can be written as a sum of positive squares in 10 ways, for example, as 72982849 + 73547776 = 8543^2 + 8576^2 .

It is not a de Polignac number, because 146530625 - 2⁴ = 146530609 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 146530591 and 146530600.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 59417 + ... + 61833.

Almost surely, 2^146530625 is an apocalyptic number.

It is an amenable number.

146530625 is a deficient number, since it is larger than the sum of its proper divisors (38538259).

146530625 is an frugal number, since it uses more digits than its factorization.

146530625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2534 (or 2519 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 32.

The square root of 146530625 is about 12104.9834778904. The cubic root of 146530625 is about 527.2008891022.

The spelling of 146530625 in words is "one hundred forty-six million, five hundred thirty thousand, six hundred twenty-five".