42566326 has 8 divisors (see below), whose sum is σ = 69654024. Its totient is φ = 19348320.

The previous prime is 42566281. The next prime is 42566339. The reversal of 42566326 is 62366524.

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

It is a junction number, because it is equal to n+sod(n) for n = 42566291 and 42566300.

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 3 ways as a sum of consecutive naturals, for example, 967395 + ... + 967438.

It is an arithmetic number, because the mean of its divisors is an integer number (8706753).

Almost surely, 2^42566326 is an apocalyptic number.

42566326 is a deficient number, since it is larger than the sum of its proper divisors (27087698).

42566326 is a wasteful number, since it uses less digits than its factorization.

42566326 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1934846.

The product of its digits is 51840, while the sum is 34.

The square root of 42566326 is about 6524.2873940378. The cubic root of 42566326 is about 349.1580469870.

The spelling of 42566326 in words is "forty-two million, five hundred sixty-six thousand, three hundred twenty-six".