410402421 has 24 divisors (see below), whose sum is σ = 696442656. Its totient is φ = 229595040.

The previous prime is 410402411. The next prime is 410402431. The reversal of 410402421 is 124204014.

It is an interprime number because it is at equal distance from previous prime (410402411) and next prime (410402431).

It is not a de Polignac number, because 410402421 - 2⁶ = 410402357 is a prime.

It is a super-2 number, since 2×410402421² = 336860294325322482, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 410402394 and 410402403.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (410402401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 158155 + ... + 160728.

It is an arithmetic number, because the mean of its divisors is an integer number (29018444).

Almost surely, 2^410402421 is an apocalyptic number.

It is an amenable number.

410402421 is a deficient number, since it is larger than the sum of its proper divisors (286040235).

410402421 is a wasteful number, since it uses less digits than its factorization.

410402421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 318913 (or 318910 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

The square root of 410402421 is about 20258.3913724659. The cubic root of 410402421 is about 743.1388590615.

Adding to 410402421 its reverse (124204014), we get a palindrome (534606435).

The spelling of 410402421 in words is "four hundred ten million, four hundred two thousand, four hundred twenty-one".