16402146 has 16 divisors (see below), whose sum is σ = 32844000. Its totient is φ = 5460768.

The previous prime is 16402129. The next prime is 16402147. The reversal of 16402146 is 64120461.

It is not an unprimeable number, because it can be changed into a prime (16402147) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8805 + ... + 10503.

It is an arithmetic number, because the mean of its divisors is an integer number (2052750).

Almost surely, 2^16402146 is an apocalyptic number.

16402146 is an abundant number, since it is smaller than the sum of its proper divisors (16441854).

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

16402146 is a wasteful number, since it uses less digits than its factorization.

16402146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3313.

The product of its (nonzero) digits is 1152, while the sum is 24.

The square root of 16402146 is about 4049.9562960605. The cubic root of 16402146 is about 254.0778999287.

The spelling of 16402146 in words is "sixteen million, four hundred two thousand, one hundred forty-six".