16366434 has 32 divisors (see below), whose sum is σ = 38209536. Its totient is φ = 4576080.

The previous prime is 16366417. The next prime is 16366439. The reversal of 16366434 is 43466361.

It is a junction number, because it is equal to n+sod(n) for n = 16366395 and 16366404.

It is not an unprimeable number, because it can be changed into a prime (16366439) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2172 + ... + 6119.

It is an arithmetic number, because the mean of its divisors is an integer number (1194048).

Almost surely, 2^16366434 is an apocalyptic number.

16366434 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

16366434 is an abundant number, since it is smaller than the sum of its proper divisors (21843102).

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

16366434 is a wasteful number, since it uses less digits than its factorization.

16366434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8350.

The product of its digits is 31104, while the sum is 33.

The square root of 16366434 is about 4045.5449571102. The cubic root of 16366434 is about 253.8933666934.

The spelling of 16366434 in words is "sixteen million, three hundred sixty-six thousand, four hundred thirty-four".