403255641 has 16 divisors (see below), whose sum is σ = 548570880. Its totient is φ = 263402880.

The previous prime is 403255631. The next prime is 403255661. The reversal of 403255641 is 146552304.

It is not a de Polignac number, because 403255641 - 2⁹ = 403255129 is a prime.

It is a super-3 number, since 3×403255641³ (a number of 27 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a junction number, because it is equal to n+sod(n) for n = 403255599 and 403255608.

It is not an unprimeable number, because it can be changed into a prime (403255631) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 163981 + ... + 166421.

It is an arithmetic number, because the mean of its divisors is an integer number (34285680).

Almost surely, 2^403255641 is an apocalyptic number.

It is an amenable number.

403255641 is a deficient number, since it is larger than the sum of its proper divisors (145315239).

403255641 is a wasteful number, since it uses less digits than its factorization.

403255641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3536.

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

The square root of 403255641 is about 20081.2260830857. The cubic root of 403255641 is about 738.7998814810.

The spelling of 403255641 in words is "four hundred three million, two hundred fifty-five thousand, six hundred forty-one".