42464546 has 8 divisors (see below), whose sum is σ = 63725724. Its totient is φ = 21222640.

The previous prime is 42464537. The next prime is 42464549. The reversal of 42464546 is 64546424.

42464546 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 42445225 + 19321 = 6515^2 + 139^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×42464546² = 3606475333972232, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (42464549) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3716 + ... + 9936.

Almost surely, 2^42464546 is an apocalyptic number.

42464546 is a deficient number, since it is larger than the sum of its proper divisors (21261178).

42464546 is a wasteful number, since it uses less digits than its factorization.

42464546 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9636.

The product of its digits is 92160, while the sum is 35.

The square root of 42464546 is about 6516.4826401979. The cubic root of 42464546 is about 348.8795352198.

The spelling of 42464546 in words is "forty-two million, four hundred sixty-four thousand, five hundred forty-six".