42622858 has 4 divisors (see below), whose sum is σ = 63934290. Its totient is φ = 21311428.

The previous prime is 42622829. The next prime is 42622873. The reversal of 42622858 is 85822624.

42622858 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It can be written as a sum of positive squares in only one way, i.e., 30946969 + 11675889 = 5563^2 + 3417^2 .

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 10655713 + ... + 10655716.

Almost surely, 2^42622858 is an apocalyptic number.

42622858 is a deficient number, since it is larger than the sum of its proper divisors (21311432).

42622858 is a wasteful number, since it uses less digits than its factorization.

42622858 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21311431.

The product of its digits is 61440, while the sum is 37.

The square root of 42622858 is about 6528.6183837011. The cubic root of 42622858 is about 349.3125499536.

The spelling of 42622858 in words is "forty-two million, six hundred twenty-two thousand, eight hundred fifty-eight".