14155402 has 8 divisors (see below), whose sum is σ = 21255300. Its totient is φ = 7070304.

The previous prime is 14155391. The next prime is 14155403. The reversal of 14155402 is 20455141.

It can be written as a sum of positive squares in 2 ways, for example, as 12595401 + 1560001 = 3549^2 + 1249^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (14155403) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 877 + ... + 5392.

Almost surely, 2^14155402 is an apocalyptic number.

14155402 is a deficient number, since it is larger than the sum of its proper divisors (7099898).

14155402 is a wasteful number, since it uses less digits than its factorization.

14155402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7400.

The product of its (nonzero) digits is 800, while the sum is 22.

The square root of 14155402 is about 3762.3665424836. The cubic root of 14155402 is about 241.9027111607.

The spelling of 14155402 in words is "fourteen million, one hundred fifty-five thousand, four hundred two".