402224082 has 16 divisors (see below), whose sum is σ = 866328960. Its totient is φ = 123761232.

The previous prime is 402224051. The next prime is 402224083. The reversal of 402224082 is 280422204.

It is not an unprimeable number, because it can be changed into a prime (402224083) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2578282 + ... + 2578437.

It is an arithmetic number, because the mean of its divisors is an integer number (54145560).

Almost surely, 2^402224082 is an apocalyptic number.

402224082 is an abundant number, since it is smaller than the sum of its proper divisors (464104878).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

402224082 is a wasteful number, since it uses less digits than its factorization.

402224082 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5156737.

The product of its (nonzero) digits is 2048, while the sum is 24.

The square root of 402224082 is about 20055.5249744304. The cubic root of 402224082 is about 738.1693745398.

Adding to 402224082 its reverse (280422204), we get a palindrome (682646286).

The spelling of 402224082 in words is "four hundred two million, two hundred twenty-four thousand, eighty-two".