424200312 has 48 divisors (see below), whose sum is σ = 1150389240. Its totient is φ = 141213888.

The previous prime is 424200307. The next prime is 424200317. The reversal of 424200312 is 213002424.

It is an interprime number because it is at equal distance from previous prime (424200307) and next prime (424200317).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (424200317) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 57963 + ... + 64869.

Almost surely, 2^424200312 is an apocalyptic number.

It is an amenable number.

424200312 is an abundant number, since it is smaller than the sum of its proper divisors (726188928).

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

424200312 is a wasteful number, since it uses less digits than its factorization.

424200312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7772 (or 7765 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

The square root of 424200312 is about 20596.1237129708. The cubic root of 424200312 is about 751.3754386826.

Adding to 424200312 its reverse (213002424), we get a palindrome (637202736).

The spelling of 424200312 in words is "four hundred twenty-four million, two hundred thousand, three hundred twelve".