14070420 has 144 divisors (see below), whose sum is σ = 52590720. Its totient is φ = 2965248.

The previous prime is 14070391. The next prime is 14070449. The reversal of 14070420 is 2407041.

It is a happy number.

14070420 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (14070391) and next prime (14070449).

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 = 14070393 and 14070402.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 15951 + ... + 16809.

Almost surely, 2^14070420 is an apocalyptic number.

14070420 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 14070420, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (26295360).

14070420 is an abundant number, since it is smaller than the sum of its proper divisors (38520300).

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

14070420 is a wasteful number, since it uses less digits than its factorization.

14070420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 894 (or 889 counting only the distinct ones).

The product of its (nonzero) digits is 224, while the sum is 18.

The square root of 14070420 is about 3751.0558513571. The cubic root of 14070420 is about 241.4176512823.

Adding to 14070420 its reverse (2407041), we get a palindrome (16477461).

The spelling of 14070420 in words is "fourteen million, seventy thousand, four hundred twenty".