14409642 has 32 divisors (see below), whose sum is σ = 32864832. Its totient is φ = 4172544.

The previous prime is 14409611. The next prime is 14409643. The reversal of 14409642 is 24690441.

It is not an unprimeable number, because it can be changed into a prime (14409643) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4108 + ... + 6759.

It is an arithmetic number, because the mean of its divisors is an integer number (1027026).

Almost surely, 2^14409642 is an apocalyptic number.

14409642 is an abundant number, since it is smaller than the sum of its proper divisors (18455190).

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

14409642 is a wasteful number, since it uses less digits than its factorization.

14409642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10902.

The product of its (nonzero) digits is 6912, while the sum is 30.

The square root of 14409642 is about 3796.0034246560. The cubic root of 14409642 is about 243.3423682557.

It can be divided in two parts, 14409 and 642, that added together give a palindrome (15051).

The spelling of 14409642 in words is "fourteen million, four hundred nine thousand, six hundred forty-two".