423020302 has 4 divisors (see below), whose sum is σ = 634530456. Its totient is φ = 211510150.

The previous prime is 423020281. The next prime is 423020357. The reversal of 423020302 is 203020324.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105755074 + ... + 105755077.

It is an arithmetic number, because the mean of its divisors is an integer number (158632614).

Almost surely, 2^423020302 is an apocalyptic number.

423020302 is a deficient number, since it is larger than the sum of its proper divisors (211510154).

423020302 is a wasteful number, since it uses less digits than its factorization.

423020302 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 211510153.

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

The square root of 423020302 is about 20567.4573537907. The cubic root of 423020302 is about 750.6780842324.

Adding to 423020302 its reverse (203020324), we get a palindrome (626040626).

The spelling of 423020302 in words is "four hundred twenty-three million, twenty thousand, three hundred two".