402411 has 8 divisors (see below), whose sum is σ = 553984. Its totient is φ = 259560.

The previous prime is 402403. The next prime is 402419. The reversal of 402411 is 114204.

It is an interprime number because it is at equal distance from previous prime (402403) and next prime (402419).

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

It is not a de Polignac number, because 402411 - 2³ = 402403 is a prime.

It is a super-2 number, since 2×402411² = 323869225842, which contains 22 as substring.

It is a Duffinian number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 402411.

It is not an unprimeable number, because it can be changed into a prime (402419) 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, 2071 + ... + 2256.

It is an arithmetic number, because the mean of its divisors is an integer number (69248).

2⁴⁰²⁴¹¹ is an apocalyptic number.

402411 is a deficient number, since it is larger than the sum of its proper divisors (151573).

402411 is a wasteful number, since it uses less digits than its factorization.

402411 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4361.

The product of its (nonzero) digits is 32, while the sum is 12.

The square root of 402411 is about 634.3587313185. The cubic root of 402411 is about 73.8283702002.

Adding to 402411 its reverse (114204), we get a palindrome (516615).

The spelling of 402411 in words is "four hundred two thousand, four hundred eleven", and thus it is an iban number.