14420040 has 32 divisors (see below), whose sum is σ = 43260480. Its totient is φ = 3845312.

The previous prime is 14420017. The next prime is 14420059. The reversal of 14420040 is 4002441.

It is a Harshad number since it is a multiple of its sum of digits (15).

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, 59964 + ... + 60203.

It is an arithmetic number, because the mean of its divisors is an integer number (1351890).

Almost surely, 2^14420040 is an apocalyptic number.

14420040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

14420040 is an abundant number, since it is smaller than the sum of its proper divisors (28840440).

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

14420040 is a wasteful number, since it uses less digits than its factorization.

14420040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 120181 (or 120177 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 15.

The square root of 14420040 is about 3797.3727760124. The cubic root of 14420040 is about 243.4008861465.

Adding to 14420040 its reverse (4002441), we get a palindrome (18422481).

The spelling of 14420040 in words is "fourteen million, four hundred twenty thousand, forty".