14400042 has 32 divisors (see below), whose sum is σ = 29581632. Its totient is φ = 4671744.

The previous prime is 14400019. The next prime is 14400059. The reversal of 14400042 is 24000441.

It is a super-2 number, since 2×14400042² = 414722419203528, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 14399994 and 14400030.

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, 45268 + ... + 45584.

It is an arithmetic number, because the mean of its divisors is an integer number (924426).

Almost surely, 2^14400042 is an apocalyptic number.

14400042 is an abundant number, since it is smaller than the sum of its proper divisors (15181590).

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

14400042 is a wasteful number, since it uses less digits than its factorization.

14400042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 502.

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

The square root of 14400042 is about 3794.7387261839. The cubic root of 14400042 is about 243.2883163528.

Adding to 14400042 its reverse (24000441), we get a palindrome (38400483).

The spelling of 14400042 in words is "fourteen million, four hundred thousand, forty-two".