42226051 has 4 divisors (see below), whose sum is σ = 48258352. Its totient is φ = 36193752.

The previous prime is 42226049. The next prime is 42226057. The reversal of 42226051 is 15062224.

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

It is not a de Polignac number, because 42226051 - 2¹ = 42226049 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42226057) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3016140 + ... + 3016153.

It is an arithmetic number, because the mean of its divisors is an integer number (12064588).

Almost surely, 2^42226051 is an apocalyptic number.

42226051 is a deficient number, since it is larger than the sum of its proper divisors (6032301).

42226051 is an equidigital number, since it uses as much as digits as its factorization.

42226051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6032300.

The product of its (nonzero) digits is 960, while the sum is 22.

The square root of 42226051 is about 6498.1575080941. The cubic root of 42226051 is about 348.2251675072.

Adding to 42226051 its reverse (15062224), we get a palindrome (57288275).

The spelling of 42226051 in words is "forty-two million, two hundred twenty-six thousand, fifty-one".