42563612 has 24 divisors (see below), whose sum is σ = 91676256. Its totient is φ = 16838208.

The previous prime is 42563581. The next prime is 42563671. The reversal of 42563612 is 21636524.

It is a super-2 number, since 2×42563612² = 3623322132973088, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 58103 + ... + 58830.

It is an arithmetic number, because the mean of its divisors is an integer number (3819844).

Almost surely, 2^42563612 is an apocalyptic number.

It is an amenable number.

42563612 is an abundant number, since it is smaller than the sum of its proper divisors (49112644).

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

42563612 is a wasteful number, since it uses less digits than its factorization.

42563612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116957 (or 116955 counting only the distinct ones).

The product of its digits is 8640, while the sum is 29.

The square root of 42563612 is about 6524.0793986585. The cubic root of 42563612 is about 349.1506261361.

The spelling of 42563612 in words is "forty-two million, five hundred sixty-three thousand, six hundred twelve".