14021402 has 16 divisors (see below), whose sum is σ = 21506472. Its totient is φ = 6854400.

The previous prime is 14021389. The next prime is 14021417. The reversal of 14021402 is 20412041.

It can be written as a sum of positive squares in 4 ways, for example, as 13845841 + 175561 = 3721^2 + 419^2 .

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, 19652 + ... + 20352.

Almost surely, 2^14021402 is an apocalyptic number.

14021402 is a deficient number, since it is larger than the sum of its proper divisors (7485070).

14021402 is a wasteful number, since it uses less digits than its factorization.

14021402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 913.

The product of its (nonzero) digits is 64, while the sum is 14.

The square root of 14021402 is about 3744.5162571419. The cubic root of 14021402 is about 241.1369778518.

Adding to 14021402 its reverse (20412041), we get a palindrome (34433443).

The spelling of 14021402 in words is "fourteen million, twenty-one thousand, four hundred two".