42610226 has 4 divisors (see below), whose sum is σ = 63915342. Its totient is φ = 21305112.

The previous prime is 42610219. The next prime is 42610261. The reversal of 42610226 is 62201624.

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., 34798201 + 7812025 = 5899^2 + 2795^2 .

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, 10652555 + ... + 10652558.

Almost surely, 2^42610226 is an apocalyptic number.

42610226 is a deficient number, since it is larger than the sum of its proper divisors (21305116).

42610226 is a wasteful number, since it uses less digits than its factorization.

42610226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21305115.

The product of its (nonzero) digits is 1152, while the sum is 23.

The square root of 42610226 is about 6527.6508791448. The cubic root of 42610226 is about 349.2780383299.

The spelling of 42610226 in words is "forty-two million, six hundred ten thousand, two hundred twenty-six".