14027780 has 48 divisors (see below), whose sum is σ = 32015424. Its totient is φ = 5132160.

The previous prime is 14027777. The next prime is 14027791. The reversal of 14027780 is 8772041.

It is a super-2 number, since 2×14027780² = 393557223456800, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 42215 + ... + 42545.

It is an arithmetic number, because the mean of its divisors is an integer number (666988).

Almost surely, 2^14027780 is an apocalyptic number.

14027780 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 14027780, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16007712).

14027780 is an abundant number, since it is smaller than the sum of its proper divisors (17987644).

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

14027780 is a wasteful number, since it uses less digits than its factorization.

14027780 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 516 (or 514 counting only the distinct ones).

The product of its (nonzero) digits is 3136, while the sum is 29.

The square root of 14027780 is about 3745.3678057035. The cubic root of 14027780 is about 241.1735347883.

The spelling of 14027780 in words is "fourteen million, twenty-seven thousand, seven hundred eighty".