13673523 has 16 divisors (see below), whose sum is σ = 19388160. Its totient is φ = 8552544.

The previous prime is 13673519. The next prime is 13673531. The reversal of 13673523 is 32537631.

It is not a de Polignac number, because 13673523 - 2² = 13673519 is a prime.

It is a super-3 number, since 3×13673523³ (a number of 22 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (13673563) 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, 1788 + ... + 5526.

It is an arithmetic number, because the mean of its divisors is an integer number (1211760).

Almost surely, 2^13673523 is an apocalyptic number.

13673523 is a deficient number, since it is larger than the sum of its proper divisors (5714637).

13673523 is a wasteful number, since it uses less digits than its factorization.

13673523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3818.

The product of its digits is 11340, while the sum is 30.

The square root of 13673523 is about 3697.7727079960. The cubic root of 13673523 is about 239.1260051119.

It can be divided in two parts, 13673 and 523, that added together give a triangular number (14196 = T₁₆₈).

The spelling of 13673523 in words is "thirteen million, six hundred seventy-three thousand, five hundred twenty-three".