402184022 has 4 divisors (see below), whose sum is σ = 603276036. Its totient is φ = 201092010.

The previous prime is 402183983. The next prime is 402184037. The reversal of 402184022 is 220481204.

It is a happy number.

It is a semiprime because it is the product of two primes.

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 as a sum of consecutive naturals, namely, 100546004 + ... + 100546007.

It is an arithmetic number, because the mean of its divisors is an integer number (150819009).

Almost surely, 2^402184022 is an apocalyptic number.

402184022 is a deficient number, since it is larger than the sum of its proper divisors (201092014).

402184022 is a wasteful number, since it uses less digits than its factorization.

402184022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 201092013.

The product of its (nonzero) digits is 1024, while the sum is 23.

The square root of 402184022 is about 20054.5262222771. The cubic root of 402184022 is about 738.1448674319.

The spelling of 402184022 in words is "four hundred two million, one hundred eighty-four thousand, twenty-two".