423144302 has 12 divisors (see below), whose sum is σ = 738343800. Its totient is φ = 181347516.

The previous prime is 423144299. The next prime is 423144311. The reversal of 423144302 is 203441324.

It is a super-2 number, since 2×423144302² = 358102200630134408, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2158802 + ... + 2158997.

It is an arithmetic number, because the mean of its divisors is an integer number (61528650).

Almost surely, 2^423144302 is an apocalyptic number.

423144302 is a deficient number, since it is larger than the sum of its proper divisors (315199498).

423144302 is a wasteful number, since it uses less digits than its factorization.

423144302 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4317815 (or 4317808 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 23.

The square root of 423144302 is about 20570.4716037333. The cubic root of 423144302 is about 750.7514258571.

Adding to 423144302 its reverse (203441324), we get a palindrome (626585626).

The spelling of 423144302 in words is "four hundred twenty-three million, one hundred forty-four thousand, three hundred two".