42565304 has 16 divisors (see below), whose sum is σ = 80214000. Its totient is φ = 21174912.

The previous prime is 42565283. The next prime is 42565309. The reversal of 42565304 is 40356524.

It is a super-2 number, since 2×42565304² = 3623610209224832, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42565309) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11777 + ... + 14960.

It is an arithmetic number, because the mean of its divisors is an integer number (5013375).

Almost surely, 2^42565304 is an apocalyptic number.

It is an amenable number.

42565304 is a deficient number, since it is larger than the sum of its proper divisors (37648696).

42565304 is a wasteful number, since it uses less digits than its factorization.

42565304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26942 (or 26938 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 29.

The square root of 42565304 is about 6524.2090708376. The cubic root of 42565304 is about 349.1552525842.

The spelling of 42565304 in words is "forty-two million, five hundred sixty-five thousand, three hundred four".