55022803 has 8 divisors (see below), whose sum is σ = 63184320. Its totient is φ = 47387880.

The previous prime is 55022783. The next prime is 55022809. The reversal of 55022803 is 30822055.

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 55022803 - 2⁵ = 55022771 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (55022809) 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, 131425 + ... + 131842.

It is an arithmetic number, because the mean of its divisors is an integer number (7898040).

Almost surely, 2^55022803 is an apocalyptic number.

55022803 is a deficient number, since it is larger than the sum of its proper divisors (8161517).

55022803 is a wasteful number, since it uses less digits than its factorization.

55022803 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 263297.

The product of its (nonzero) digits is 2400, while the sum is 25.

The square root of 55022803 is about 7417.7357057258. The cubic root of 55022803 is about 380.3477956175.

Adding to 55022803 its reverse (30822055), we get a palindrome (85844858).

The spelling of 55022803 in words is "fifty-five million, twenty-two thousand, eight hundred three".