14468778 has 24 divisors (see below), whose sum is σ = 31529316. Its totient is φ = 4795200.

The previous prime is 14468761. The next prime is 14468789. The reversal of 14468778 is 87786441.

It can be written as a sum of positive squares in 2 ways, for example, as 12299049 + 2169729 = 3507^2 + 1473^2 .

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 1038 + ... + 5478.

Almost surely, 2^14468778 is an apocalyptic number.

14468778 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

14468778 is an abundant number, since it is smaller than the sum of its proper divisors (17060538).

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

14468778 is a wasteful number, since it uses less digits than its factorization.

14468778 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4630 (or 4627 counting only the distinct ones).

The product of its digits is 301056, while the sum is 45.

The square root of 14468778 is about 3803.7846942223. The cubic root of 14468778 is about 243.6747996817.

The spelling of 14468778 in words is "fourteen million, four hundred sixty-eight thousand, seven hundred seventy-eight".