325148386 has 4 divisors (see below), whose sum is σ = 487722582. Its totient is φ = 162574192.

The previous prime is 325148381. The next prime is 325148399. The reversal of 325148386 is 683841523.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 683841523 = 2557 ⋅267439.

It can be written as a sum of positive squares in only one way, i.e., 323100625 + 2047761 = 17975^2 + 1431^2 .

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (325148381) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 81287095 + ... + 81287098.

Almost surely, 2^325148386 is an apocalyptic number.

325148386 is a deficient number, since it is larger than the sum of its proper divisors (162574196).

325148386 is a wasteful number, since it uses less digits than its factorization.

325148386 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 162574195.

The product of its digits is 138240, while the sum is 40.

The square root of 325148386 is about 18031.8713948386. The cubic root of 325148386 is about 687.6390540107.

The spelling of 325148386 in words is "three hundred twenty-five million, one hundred forty-eight thousand, three hundred eighty-six".