422478303 has 8 divisors (see below), whose sum is σ = 606635568. Its totient is φ = 259986624.

The previous prime is 422478299. The next prime is 422478307. The reversal of 422478303 is 303874224.

It is an interprime number because it is at equal distance from previous prime (422478299) and next prime (422478307).

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

It is not a de Polignac number, because 422478303 - 2² = 422478299 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (422478307) 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, 5416350 + ... + 5416427.

It is an arithmetic number, because the mean of its divisors is an integer number (75829446).

Almost surely, 2^422478303 is an apocalyptic number.

422478303 is a deficient number, since it is larger than the sum of its proper divisors (184157265).

422478303 is a wasteful number, since it uses less digits than its factorization.

422478303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10832793.

The product of its (nonzero) digits is 32256, while the sum is 33.

The square root of 422478303 is about 20554.2770001769. The cubic root of 422478303 is about 750.3573426035.

The spelling of 422478303 in words is "four hundred twenty-two million, four hundred seventy-eight thousand, three hundred three".