14401402 has 4 divisors (see below), whose sum is σ = 21602106. Its totient is φ = 7200700.

The previous prime is 14401379. The next prime is 14401403. The reversal of 14401402 is 20410441.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 11964681 + 2436721 = 3459^2 + 1561^2 .

It is not an unprimeable number, because it can be changed into a prime (14401403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3600349 + ... + 3600352.

Almost surely, 2^14401402 is an apocalyptic number.

14401402 is a deficient number, since it is larger than the sum of its proper divisors (7200704).

14401402 is an equidigital number, since it uses as much as digits as its factorization.

14401402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7200703.

The product of its (nonzero) digits is 128, while the sum is 16.

The square root of 14401402 is about 3794.9179174259. The cubic root of 14401402 is about 243.2959751660.

Adding to 14401402 its reverse (20410441), we get a palindrome (34811843).

It can be divided in two parts, 14 and 401402, that multiplied together give a triangular number (5619628 = T₃₃₅₂).

The spelling of 14401402 in words is "fourteen million, four hundred one thousand, four hundred two".