42512304 has 40 divisors (see below), whose sum is σ = 111471040. Its totient is φ = 13958208.

The previous prime is 42512279. The next prime is 42512311. The reversal of 42512304 is 40321524.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3394 + ... + 9825.

It is an arithmetic number, because the mean of its divisors is an integer number (2786776).

Almost surely, 2^42512304 is an apocalyptic number.

It is an amenable number.

42512304 is an abundant number, since it is smaller than the sum of its proper divisors (68958736).

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

42512304 is a wasteful number, since it uses less digits than its factorization.

42512304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13297 (or 13291 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 21.

The square root of 42512304 is about 6520.1460106350. The cubic root of 42512304 is about 349.0102760225.

Adding to 42512304 its reverse (40321524), we get a palindrome (82833828).

It can be divided in two parts, 4251 and 2304, that added together give a triangular number (6555 = T₁₁₄).

The spelling of 42512304 in words is "forty-two million, five hundred twelve thousand, three hundred four".