42300312 has 32 divisors (see below), whose sum is σ = 110350080. Its totient is φ = 13486880.

The previous prime is 42300311. The next prime is 42300331. The reversal of 42300312 is 21300324.

It is a junction number, because it is equal to n+sod(n) for n = 42300291 and 42300300.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42300311) 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, 37764 + ... + 38867.

It is an arithmetic number, because the mean of its divisors is an integer number (3448440).

Almost surely, 2^42300312 is an apocalyptic number.

It is an amenable number.

42300312 is an abundant number, since it is smaller than the sum of its proper divisors (68049768).

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

42300312 is a wasteful number, since it uses less digits than its factorization.

42300312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76663 (or 76659 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 15.

The square root of 42300312 is about 6503.8690023708. The cubic root of 42300312 is about 348.4291837800.

Adding to 42300312 its reverse (21300324), we get a palindrome (63600636).

The spelling of 42300312 in words is "forty-two million, three hundred thousand, three hundred twelve".