420203302 has 8 divisors (see below), whose sum is σ = 647340336. Its totient is φ = 204423192.

The previous prime is 420203299. The next prime is 420203317. The reversal of 420203302 is 203302024.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2839138 + ... + 2839285.

It is an arithmetic number, because the mean of its divisors is an integer number (80917542).

Almost surely, 2^420203302 is an apocalyptic number.

420203302 is a deficient number, since it is larger than the sum of its proper divisors (227137034).

420203302 is a wasteful number, since it uses less digits than its factorization.

420203302 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5678462.

The product of its (nonzero) digits is 288, while the sum is 16.

The square root of 420203302 is about 20498.8609927479. The cubic root of 420203302 is about 749.0080527808.

Adding to 420203302 its reverse (203302024), we get a palindrome (623505326).

The spelling of 420203302 in words is "four hundred twenty million, two hundred three thousand, three hundred two".