14155020 has 96 divisors (see below), whose sum is σ = 48061440. Its totient is φ = 3430080.

The previous prime is 14155007. The next prime is 14155021. The reversal of 14155020 is 2055141.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 14154984 and 14155002.

It is not an unprimeable number, because it can be changed into a prime (14155021) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4749 + ... + 7131.

It is an arithmetic number, because the mean of its divisors is an integer number (500640).

Almost surely, 2^14155020 is an apocalyptic number.

14155020 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 14155020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (24030720).

14155020 is an abundant number, since it is smaller than the sum of its proper divisors (33906420).

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

14155020 is a wasteful number, since it uses less digits than its factorization.

14155020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2412 (or 2404 counting only the distinct ones).

The product of its (nonzero) digits is 200, while the sum is 18.

The square root of 14155020 is about 3762.3157762208. The cubic root of 14155020 is about 241.9005351324.

The spelling of 14155020 in words is "fourteen million, one hundred fifty-five thousand, twenty".