423420412 has 12 divisors (see below), whose sum is σ = 741653416. Its totient is φ = 211519440.

The previous prime is 423420401. The next prime is 423420421. The reversal of 423420412 is 214024324.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42639 + ... + 51622.

Almost surely, 2^423420412 is an apocalyptic number.

It is an amenable number.

423420412 is a deficient number, since it is larger than the sum of its proper divisors (318233004).

423420412 is a wasteful number, since it uses less digits than its factorization.

423420412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95388 (or 95386 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 22.

The square root of 423420412 is about 20577.1818284234. The cubic root of 423420412 is about 750.9146837218.

Adding to 423420412 its reverse (214024324), we get a palindrome (637444736).

The spelling of 423420412 in words is "four hundred twenty-three million, four hundred twenty thousand, four hundred twelve".