42026606 has 4 divisors (see below), whose sum is σ = 63039912. Its totient is φ = 21013302.

The previous prime is 42026581. The next prime is 42026627. The reversal of 42026606 is 60662024.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×42026606² = 3532471223758472, 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 as a sum of consecutive naturals, namely, 10506650 + ... + 10506653.

It is an arithmetic number, because the mean of its divisors is an integer number (15759978).

Almost surely, 2^42026606 is an apocalyptic number.

42026606 is a deficient number, since it is larger than the sum of its proper divisors (21013306).

42026606 is a wasteful number, since it uses less digits than its factorization.

42026606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21013305.

The product of its (nonzero) digits is 3456, while the sum is 26.

The square root of 42026606 is about 6482.7930708916. The cubic root of 42026606 is about 347.6760483324.

The spelling of 42026606 in words is "forty-two million, twenty-six thousand, six hundred six".