16429378 has 16 divisors (see below), whose sum is σ = 29821824. Its totient is φ = 6626880.

The previous prime is 16429373. The next prime is 16429379. The reversal of 16429378 is 87392461.

16429378 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×16429378² = 539848922933768, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 16429378.

It is not an unprimeable number, because it can be changed into a prime (16429373) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34278 + ... + 34753.

It is an arithmetic number, because the mean of its divisors is an integer number (1863864).

Almost surely, 2^16429378 is an apocalyptic number.

16429378 is a deficient number, since it is larger than the sum of its proper divisors (13392446).

16429378 is a wasteful number, since it uses less digits than its factorization.

16429378 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69057.

The product of its digits is 72576, while the sum is 40.

The square root of 16429378 is about 4053.3169133439. The cubic root of 16429378 is about 254.2184348672.

It can be divided in two parts, 16429 and 378, that added together give a 5-th power (16807 = 7⁵).

The spelling of 16429378 in words is "sixteen million, four hundred twenty-nine thousand, three hundred seventy-eight".