42304120 has 16 divisors (see below), whose sum is σ = 95184360. Its totient is φ = 16921632.

The previous prime is 42304079. The next prime is 42304147. The reversal of 42304120 is 2140324.

It is a junction number, because it is equal to n+sod(n) for n = 42304094 and 42304103.

It is a congruent number.

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, 528762 + ... + 528841.

Almost surely, 2^42304120 is an apocalyptic number.

42304120 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

42304120 is an abundant number, since it is smaller than the sum of its proper divisors (52880240).

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

42304120 is a wasteful number, since it uses less digits than its factorization.

42304120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1057614 (or 1057610 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 16.

The square root of 42304120 is about 6504.1617446063. The cubic root of 42304120 is about 348.4396390104.

Adding to 42304120 its reverse (2140324), we get a palindrome (44444444).

It can be divided in two parts, 42304 and 120, that added together give a palindrome (42424).

The spelling of 42304120 in words is "forty-two million, three hundred four thousand, one hundred twenty".