823148425 has 24 divisors (see below), whose sum is σ = 1149426432. Its totient is φ = 579336000.

The previous prime is 823148411. The next prime is 823148437. The reversal of 823148425 is 524841328.

It is a happy number.

It is not a de Polignac number, because 823148425 - 2⁵ = 823148393 is a prime.

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 23 ways as a sum of consecutive naturals, for example, 39754 + ... + 56803.

It is an arithmetic number, because the mean of its divisors is an integer number (47892768).

Almost surely, 2^823148425 is an apocalyptic number.

It is an amenable number.

823148425 is a deficient number, since it is larger than the sum of its proper divisors (326278007).

823148425 is a wasteful number, since it uses less digits than its factorization.

823148425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96609 (or 96604 counting only the distinct ones).

The product of its digits is 61440, while the sum is 37.

The square root of 823148425 is about 28690.5633440684. The cubic root of 823148425 is about 937.1865571414.

The spelling of 823148425 in words is "eight hundred twenty-three million, one hundred forty-eight thousand, four hundred twenty-five".