403741261 has 8 divisors (see below), whose sum is σ = 503365824. Its totient is φ = 314603520.

The previous prime is 403741243. The next prime is 403741297. The reversal of 403741261 is 162147304.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 403741261 - 2⁵ = 403741229 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (403741201) 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 7 ways as a sum of consecutive naturals, for example, 2621620 + ... + 2621773.

It is an arithmetic number, because the mean of its divisors is an integer number (62920728).

Almost surely, 2^403741261 is an apocalyptic number.

It is an amenable number.

403741261 is a deficient number, since it is larger than the sum of its proper divisors (99624563).

403741261 is a wasteful number, since it uses less digits than its factorization.

403741261 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5243411.

The product of its (nonzero) digits is 4032, while the sum is 28.

The square root of 403741261 is about 20093.3138381901. The cubic root of 403741261 is about 739.0963287300.

Adding to 403741261 its reverse (162147304), we get a palindrome (565888565).

The spelling of 403741261 in words is "four hundred three million, seven hundred forty-one thousand, two hundred sixty-one".