423244402 has 8 divisors (see below), whose sum is σ = 725561856. Its totient is φ = 181390452.

The previous prime is 423244387. The next prime is 423244403. The reversal of 423244402 is 204442324.

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

It is not an unprimeable number, because it can be changed into a prime (423244403) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15115858 + ... + 15115885.

It is an arithmetic number, because the mean of its divisors is an integer number (90695232).

Almost surely, 2^423244402 is an apocalyptic number.

423244402 is a deficient number, since it is larger than the sum of its proper divisors (302317454).

423244402 is a wasteful number, since it uses less digits than its factorization.

423244402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30231752.

The product of its (nonzero) digits is 6144, while the sum is 25.

The square root of 423244402 is about 20572.9045591526. The cubic root of 423244402 is about 750.8106210239.

Adding to 423244402 its reverse (204442324), we get a palindrome (627686726).

It can be divided in two parts, 4232 and 44402, that multiplied together give a square (187909264 = 13708²).

The spelling of 423244402 in words is "four hundred twenty-three million, two hundred forty-four thousand, four hundred two".