14090078 has 4 divisors (see below), whose sum is σ = 21135120. Its totient is φ = 7045038.

The previous prime is 14090057. The next prime is 14090107. The reversal of 14090078 is 87009041.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 87009041 = 7 ⋅12429863.

It is a self number, because there is not a number n which added to its sum of digits gives 14090078.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3522518 + ... + 3522521.

It is an arithmetic number, because the mean of its divisors is an integer number (5283780).

Almost surely, 2^14090078 is an apocalyptic number.

14090078 is a deficient number, since it is larger than the sum of its proper divisors (7045042).

14090078 is an equidigital number, since it uses as much as digits as its factorization.

14090078 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7045041.

The product of its (nonzero) digits is 2016, while the sum is 29.

The square root of 14090078 is about 3753.6752656563. The cubic root of 14090078 is about 241.5300284008.

The spelling of 14090078 in words is "fourteen million, ninety thousand, seventy-eight".