14477940 has 96 divisors (see below), whose sum is σ = 45736320. Its totient is φ = 3849120.

The previous prime is 14477933. The next prime is 14477941. The reversal of 14477940 is 4977441.

It is a super-2 number, since 2×14477940² = 419221493287200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 14477895 and 14477904.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14477941) 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, 43575 + ... + 43905.

It is an arithmetic number, because the mean of its divisors is an integer number (476420).

Almost surely, 2^14477940 is an apocalyptic number.

14477940 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 14477940, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (22868160).

14477940 is an abundant number, since it is smaller than the sum of its proper divisors (31258380).

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

14477940 is an equidigital number, since it uses as much as digits as its factorization.

14477940 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 361 (or 341 counting only the distinct ones).

The product of its (nonzero) digits is 28224, while the sum is 36.

The square root of 14477940 is about 3804.9888304698. The cubic root of 14477940 is about 243.7262225327.

The spelling of 14477940 in words is "fourteen million, four hundred seventy-seven thousand, nine hundred forty".