424404312 has 32 divisors (see below), whose sum is σ = 1061521200. Its totient is φ = 141400064.

The previous prime is 424404307. The next prime is 424404317. The reversal of 424404312 is 213404424.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (424404307) and next prime (424404317).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (424404317) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 84364 + ... + 89252.

Almost surely, 2^424404312 is an apocalyptic number.

It is an amenable number.

424404312 is an abundant number, since it is smaller than the sum of its proper divisors (637116888).

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

424404312 is a wasteful number, since it uses less digits than its factorization.

424404312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8515 (or 8511 counting only the distinct ones).

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

The square root of 424404312 is about 20601.0755059050. The cubic root of 424404312 is about 751.4958660849.

Adding to 424404312 its reverse (213404424), we get a palindrome (637808736).

The spelling of 424404312 in words is "four hundred twenty-four million, four hundred four thousand, three hundred twelve".