13575623 has 8 divisors (see below), whose sum is σ = 13780800. Its totient is φ = 13372128.

The previous prime is 13575599. The next prime is 13575629. The reversal of 13575623 is 32657531.

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

It is a cyclic number.

It is not a de Polignac number, because 13575623 - 2¹⁰ = 13574599 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 13575623.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13575629) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29090 + ... + 29552.

It is an arithmetic number, because the mean of its divisors is an integer number (1722600).

Almost surely, 2^13575623 is an apocalyptic number.

13575623 is a deficient number, since it is larger than the sum of its proper divisors (205177).

13575623 is a wasteful number, since it uses less digits than its factorization.

13575623 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 841.

The product of its digits is 18900, while the sum is 32.

The square root of 13575623 is about 3684.5112294577. The cubic root of 13575623 is about 238.5539377003.

The spelling of 13575623 in words is "thirteen million, five hundred seventy-five thousand, six hundred twenty-three".