402189114 has 8 divisors (see below), whose sum is σ = 804378240. Its totient is φ = 134063036.

The previous prime is 402189083. The next prime is 402189127. The reversal of 402189114 is 411981204.

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

402189114 is an admirable 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, 33515754 + ... + 33515765.

It is an arithmetic number, because the mean of its divisors is an integer number (100547280).

Almost surely, 2^402189114 is an apocalyptic number.

402189114 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

402189114 is a wasteful number, since it uses less digits than its factorization.

402189114 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67031524.

The product of its (nonzero) digits is 2304, while the sum is 30.

The square root of 402189114 is about 20054.6531757595. The cubic root of 402189114 is about 738.1479826044.

The spelling of 402189114 in words is "four hundred two million, one hundred eighty-nine thousand, one hundred fourteen".