14443390 has 16 divisors (see below), whose sum is σ = 27998208. Its totient is φ = 5332896.

The previous prime is 14443369. The next prime is 14443423. The reversal of 14443390 is 9334441.

It is a super-2 number, since 2×14443390² = 417223029384200, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 55422 + ... + 55681.

It is an arithmetic number, because the mean of its divisors is an integer number (1749888).

Almost surely, 2^14443390 is an apocalyptic number.

14443390 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

14443390 is a deficient number, since it is larger than the sum of its proper divisors (13554818).

14443390 is a wasteful number, since it uses less digits than its factorization.

14443390 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111123.

The product of its (nonzero) digits is 5184, while the sum is 28.

The square root of 14443390 is about 3800.4460264553. The cubic root of 14443390 is about 243.5321928970.

It can be divided in two parts, 144 and 43390, that added together give a palindrome (43534).

The spelling of 14443390 in words is "fourteen million, four hundred forty-three thousand, three hundred ninety".