363803 has 4 divisors (see below), whose sum is σ = 396888. Its totient is φ = 330720.

The previous prime is 363799. The next prime is 363809. The reversal of 363803 is 308363.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 363803 - 2² = 363799 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (363809) 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, 16526 + ... + 16547.

It is an arithmetic number, because the mean of its divisors is an integer number (99222).

2³⁶³⁸⁰³ is an apocalyptic number.

363803 is a deficient number, since it is larger than the sum of its proper divisors (33085).

363803 is a wasteful number, since it uses less digits than its factorization.

363803 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33084.

The product of its (nonzero) digits is 1296, while the sum is 23.

The square root of 363803 is about 603.1608409040. The cubic root of 363803 is about 71.3874866588.

The spelling of 363803 in words is "three hundred sixty-three thousand, eight hundred three".