13640162 has 8 divisors (see below), whose sum is σ = 20514816. Its totient is φ = 6801892.

The previous prime is 13640153. The next prime is 13640177. The reversal of 13640162 is 26104631.

It is a happy number.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8138 + ... + 9669.

It is an arithmetic number, because the mean of its divisors is an integer number (2564352).

Almost surely, 2^13640162 is an apocalyptic number.

13640162 is a deficient number, since it is larger than the sum of its proper divisors (6874654).

13640162 is a wasteful number, since it uses less digits than its factorization.

13640162 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18192.

The product of its (nonzero) digits is 864, while the sum is 23.

The square root of 13640162 is about 3693.2589944384. The cubic root of 13640162 is about 238.9313715525.

Adding to 13640162 its reverse (26104631), we get a palindrome (39744793).

The spelling of 13640162 in words is "thirteen million, six hundred forty thousand, one hundred sixty-two".