408228503 has 8 divisors (see below), whose sum is σ = 410265408. Its totient is φ = 406197504.

The previous prime is 408228467. The next prime is 408228533. The reversal of 408228503 is 305822804.

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 408228503 - 2⁶ = 408228439 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 408228503.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (408228533) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 196850 + ... + 198912.

It is an arithmetic number, because the mean of its divisors is an integer number (51283176).

Almost surely, 2^408228503 is an apocalyptic number.

408228503 is a deficient number, since it is larger than the sum of its proper divisors (2036905).

408228503 is a wasteful number, since it uses less digits than its factorization.

408228503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2953.

The product of its (nonzero) digits is 15360, while the sum is 32.

The square root of 408228503 is about 20204.6653770856. The cubic root of 408228503 is about 741.8243899941.

The spelling of 408228503 in words is "four hundred eight million, two hundred twenty-eight thousand, five hundred three".