2455523 has 4 divisors (see below), whose sum is σ = 2806320. Its totient is φ = 2104728.

The previous prime is 2455513. The next prime is 2455529. The reversal of 2455523 is 3255542.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3255542 = 2 ⋅1627771.

It is a cyclic number.

It is not a de Polignac number, because 2455523 - 2⁴ = 2455507 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2455492 and 2455501.

It is not an unprimeable number, because it can be changed into a prime (2455529) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 175388 + ... + 175401.

It is an arithmetic number, because the mean of its divisors is an integer number (701580).

2^2455523 is an apocalyptic number.

2455523 is a deficient number, since it is larger than the sum of its proper divisors (350797).

2455523 is an equidigital number, since it uses as much as digits as its factorization.

2455523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 350796.

The product of its digits is 6000, while the sum is 26.

The square root of 2455523 is about 1567.0108487180. The cubic root of 2455523 is about 134.9111990311.

The spelling of 2455523 in words is "two million, four hundred fifty-five thousand, five hundred twenty-three".