402482 has 8 divisors (see below), whose sum is σ = 615276. Its totient is φ = 197392.

The previous prime is 402443. The next prime is 402487. The reversal of 402482 is 284204.

402482 is nontrivially palindromic in base 14.

It can be written as a sum of positive squares in 2 ways, for example, as 383161 + 19321 = 619^2 + 139^2 .

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

It is not an unprimeable number, because it can be changed into a prime (402487) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1793 + ... + 2004.

2⁴⁰²⁴⁸² is an apocalyptic number.

402482 is a deficient number, since it is larger than the sum of its proper divisors (212794).

402482 is a wasteful number, since it uses less digits than its factorization.

402482 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3852.

The product of its (nonzero) digits is 512, while the sum is 20.

The square root of 402482 is about 634.4146908766. The cubic root of 402482 is about 73.8327119520.

Adding to 402482 its reverse (284204), we get a palindrome (686686).

The spelling of 402482 in words is "four hundred two thousand, four hundred eighty-two".