925478399 has 2 divisors, whose sum is σ = 925478400. Its totient is φ = 925478398.

The previous prime is 925478377. The next prime is 925478413. The reversal of 925478399 is 993874529.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 925478399 - 2⁸ = 925478143 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (925478339) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 462739199 + 462739200.

It is an arithmetic number, because the mean of its divisors is an integer number (462739200).

Almost surely, 2^925478399 is an apocalyptic number.

925478399 is a deficient number, since it is larger than the sum of its proper divisors (1).

925478399 is an equidigital number, since it uses as much as digits as its factorization.

925478399 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4898880, while the sum is 56.

The square root of 925478399 is about 30421.6764659675. The cubic root of 925478399 is about 974.5155248982.

The spelling of 925478399 in words is "nine hundred twenty-five million, four hundred seventy-eight thousand, three hundred ninety-nine".