402184028 has 12 divisors (see below), whose sum is σ = 745223472. Its totient is φ = 189263040.

The previous prime is 402183983. The next prime is 402184037. The reversal of 402184028 is 820481204.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 2957168 + ... + 2957303.

It is an arithmetic number, because the mean of its divisors is an integer number (62101956).

Almost surely, 2^402184028 is an apocalyptic number.

It is an amenable number.

402184028 is a deficient number, since it is larger than the sum of its proper divisors (343039444).

402184028 is a wasteful number, since it uses less digits than its factorization.

402184028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5914492 (or 5914490 counting only the distinct ones).

The product of its (nonzero) digits is 4096, while the sum is 29.

The square root of 402184028 is about 20054.5263718693. The cubic root of 402184028 is about 738.1448711026.

The spelling of 402184028 in words is "four hundred two million, one hundred eighty-four thousand, twenty-eight".