401402 has 8 divisors (see below), whose sum is σ = 604800. Its totient is φ = 199804.

The previous prime is 401393. The next prime is 401407. The reversal of 401402 is 204104.

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

It is a super-2 number, since 2×401402² = 322247131208, which contains 22 as substring.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 401402.

It is not an unprimeable number, because it can be changed into a prime (401407) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 599 + ... + 1077.

It is an arithmetic number, because the mean of its divisors is an integer number (75600).

2⁴⁰¹⁴⁰² is an apocalyptic number.

401402 is a deficient number, since it is larger than the sum of its proper divisors (203398).

401402 is a wasteful number, since it uses less digits than its factorization.

401402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 900.

The product of its (nonzero) digits is 32, while the sum is 11.

The square root of 401402 is about 633.5629408354. The cubic root of 401402 is about 73.7666131299.

Adding to 401402 its reverse (204104), we get a palindrome (605506).

The spelling of 401402 in words is "four hundred one thousand, four hundred two", and thus it is an iban number.