2455803 has 24 divisors (see below), whose sum is σ = 4294368. Its totient is φ = 1320192.

The previous prime is 2455781. The next prime is 2455811. The reversal of 2455803 is 3085542.

It is not a de Polignac number, because 2455803 - 2⁵ = 2455771 is a prime.

2455803 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (2455823) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 76 + ... + 2217.

It is an arithmetic number, because the mean of its divisors is an integer number (178932).

2^2455803 is an apocalyptic number.

2455803 is a deficient number, since it is larger than the sum of its proper divisors (1838565).

2455803 is a wasteful number, since it uses less digits than its factorization.

2455803 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2323 (or 2320 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 27.

The square root of 2455803 is about 1567.1001882458. The cubic root of 2455803 is about 134.9163267507.

The spelling of 2455803 in words is "two million, four hundred fifty-five thousand, eight hundred three".