2239523 has 8 divisors (see below), whose sum is σ = 2631216. Its totient is φ = 1879200.

The previous prime is 2239519. The next prime is 2239537. The reversal of 2239523 is 3259322.

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 2239523 - 2² = 2239519 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2239492 and 2239501.

It is not an unprimeable number, because it can be changed into a prime (2239123) 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, 7688 + ... + 7973.

It is an arithmetic number, because the mean of its divisors is an integer number (328902).

2^2239523 is an apocalyptic number.

2239523 is a deficient number, since it is larger than the sum of its proper divisors (391693).

2239523 is a wasteful number, since it uses less digits than its factorization.

2239523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15685.

The product of its digits is 3240, while the sum is 26.

The square root of 2239523 is about 1496.5035917097. The cubic root of 2239523 is about 130.8333642564.

The spelling of 2239523 in words is "two million, two hundred thirty-nine thousand, five hundred twenty-three".