146253225 has 12 divisors (see below), whose sum is σ = 241805456. Its totient is φ = 78001680.

The previous prime is 146253223. The next prime is 146253269. The reversal of 146253225 is 522352641.

It is not a de Polignac number, because 146253225 - 2¹ = 146253223 is a prime.

It is a hoax number, since the sum of its digits (30) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 146253192 and 146253201.

It is not an unprimeable number, because it can be changed into a prime (146253223) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 974947 + ... + 975096.

Almost surely, 2^146253225 is an apocalyptic number.

146253225 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

146253225 is a deficient number, since it is larger than the sum of its proper divisors (95552231).

146253225 is a wasteful number, since it uses less digits than its factorization.

146253225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1950056 (or 1950051 counting only the distinct ones).

The product of its digits is 14400, while the sum is 30.

The square root of 146253225 is about 12093.5199590525. The cubic root of 146253225 is about 526.8679941628.

The spelling of 146253225 in words is "one hundred forty-six million, two hundred fifty-three thousand, two hundred twenty-five".