400427203 has 8 divisors (see below), whose sum is σ = 439027200. Its totient is φ = 362193480.

The previous prime is 400427189. The next prime is 400427207. The reversal of 400427203 is 302724004.

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

It is not a de Polignac number, because 400427203 - 2¹³ = 400419011 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (400427207) 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, 89275 + ... + 93652.

It is an arithmetic number, because the mean of its divisors is an integer number (54878400).

Almost surely, 2^400427203 is an apocalyptic number.

400427203 is a deficient number, since it is larger than the sum of its proper divisors (38599997).

400427203 is a wasteful number, since it uses less digits than its factorization.

400427203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 183137.

The product of its (nonzero) digits is 1344, while the sum is 22.

The square root of 400427203 is about 20010.6772249217. The cubic root of 400427203 is about 737.0685112870.

The spelling of 400427203 in words is "four hundred million, four hundred twenty-seven thousand, two hundred three".