423203002 has 4 divisors (see below), whose sum is σ = 634804506. Its totient is φ = 211601500.

The previous prime is 423202999. The next prime is 423203009. The reversal of 423203002 is 200302324.

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

It can be written as a sum of positive squares in only one way, i.e., 244953801 + 178249201 = 15651^2 + 13351^2 .

It is not an unprimeable number, because it can be changed into a prime (423203009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105800749 + ... + 105800752.

Almost surely, 2^423203002 is an apocalyptic number.

423203002 is a deficient number, since it is larger than the sum of its proper divisors (211601504).

423203002 is a wasteful number, since it uses less digits than its factorization.

423203002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 211601503.

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

The square root of 423203002 is about 20571.8983567390. The cubic root of 423203002 is about 750.7861398391.

Adding to 423203002 its reverse (200302324), we get a palindrome (623505326).

The spelling of 423203002 in words is "four hundred twenty-three million, two hundred three thousand, two".