42286546 has 8 divisors (see below), whose sum is σ = 63598320. Its totient is φ = 21087108.

The previous prime is 42286499. The next prime is 42286549. The reversal of 42286546 is 64568224.

42286546 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a super-2 number, since 2×42286546² = 3576303945220232, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (42286549) 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, 27136 + ... + 28651.

It is an arithmetic number, because the mean of its divisors is an integer number (7949790).

Almost surely, 2^42286546 is an apocalyptic number.

42286546 is a deficient number, since it is larger than the sum of its proper divisors (21311774).

42286546 is a wasteful number, since it uses less digits than its factorization.

42286546 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56168.

The product of its digits is 92160, while the sum is 37.

The square root of 42286546 is about 6502.8106231075. The cubic root of 42286546 is about 348.3913826676.

It can be divided in two parts, 422 and 86546, that added together give a palindrome (86968).

The spelling of 42286546 in words is "forty-two million, two hundred eighty-six thousand, five hundred forty-six".