56440203 has 8 divisors (see below), whose sum is σ = 79214400. Its totient is φ = 35646408.

The previous prime is 56440199. The next prime is 56440211. The reversal of 56440203 is 30204465.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 56440203 - 2² = 56440199 is a prime.

It is not an unprimeable number, because it can be changed into a prime (56440273) 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, 495033 + ... + 495146.

It is an arithmetic number, because the mean of its divisors is an integer number (9901800).

Almost surely, 2^56440203 is an apocalyptic number.

56440203 is a deficient number, since it is larger than the sum of its proper divisors (22774197).

56440203 is a wasteful number, since it uses less digits than its factorization.

56440203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 990201.

The product of its (nonzero) digits is 2880, while the sum is 24.

The square root of 56440203 is about 7512.6694989198. The cubic root of 56440203 is about 383.5860950914.

Adding to 56440203 its reverse (30204465), we get a palindrome (86644668).

The spelling of 56440203 in words is "fifty-six million, four hundred forty thousand, two hundred three".