423214404 has 12 divisors (see below), whose sum is σ = 987500304. Its totient is φ = 141071464.

The previous prime is 423214391. The next prime is 423214483. The reversal of 423214404 is 404412324.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×423214404² = 358220863506150432, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17633922 + ... + 17633945.

It is an arithmetic number, because the mean of its divisors is an integer number (82291692).

Almost surely, 2^423214404 is an apocalyptic number.

It is an amenable number.

423214404 is an abundant number, since it is smaller than the sum of its proper divisors (564285900).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

423214404 is a wasteful number, since it uses less digits than its factorization.

423214404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35267874 (or 35267872 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 24.

The square root of 423214404 is about 20572.1754804882. The cubic root of 423214404 is about 750.7928823769.

Adding to 423214404 its reverse (404412324), we get a palindrome (827626728).

The spelling of 423214404 in words is "four hundred twenty-three million, two hundred fourteen thousand, four hundred four".