13622345 has 16 divisors (see below), whose sum is σ = 17926272. Its totient is φ = 9855360.

The previous prime is 13622341. The next prime is 13622351. The reversal of 13622345 is 54322631.

It is not a de Polignac number, because 13622345 - 2² = 13622341 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13622341) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12284 + ... + 13346.

It is an arithmetic number, because the mean of its divisors is an integer number (1120392).

Almost surely, 2^13622345 is an apocalyptic number.

It is an amenable number.

13622345 is a deficient number, since it is larger than the sum of its proper divisors (4303927).

13622345 is a wasteful number, since it uses less digits than its factorization.

13622345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1312.

The product of its digits is 4320, while the sum is 26.

The square root of 13622345 is about 3690.8461089566. The cubic root of 13622345 is about 238.8272942175.

Adding to 13622345 its reverse (54322631), we get a palindrome (67944976).

The spelling of 13622345 in words is "thirteen million, six hundred twenty-two thousand, three hundred forty-five".