403877225 has 12 divisors (see below), whose sum is σ = 510258636. Its totient is φ = 317004480.

The previous prime is 403877219. The next prime is 403877249. The reversal of 403877225 is 522778304.

It can be written as a sum of positive squares in 6 ways, for example, as 10569001 + 393308224 = 3251^2 + 19832^2 .

It is not a de Polignac number, because 403877225 - 2²⁴ = 387100009 is a prime.

It is a Duffinian number.

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 11 ways as a sum of consecutive naturals, for example, 151082 + ... + 153731.

It is an arithmetic number, because the mean of its divisors is an integer number (42521553).

Almost surely, 2^403877225 is an apocalyptic number.

It is an amenable number.

403877225 is a deficient number, since it is larger than the sum of its proper divisors (106381411).

403877225 is a wasteful number, since it uses less digits than its factorization.

403877225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 304876 (or 304871 counting only the distinct ones).

The product of its (nonzero) digits is 94080, while the sum is 38.

The square root of 403877225 is about 20096.6968678935. The cubic root of 403877225 is about 739.1792855018.

The spelling of 403877225 in words is "four hundred three million, eight hundred seventy-seven thousand, two hundred twenty-five".