42226811 has 4 divisors (see below), whose sum is σ = 46065624. Its totient is φ = 38388000.

The previous prime is 42226799. The next prime is 42226819. The reversal of 42226811 is 11862224.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 42226811 - 2⁶ = 42226747 is a prime.

It is not an unprimeable number, because it can be changed into a prime (42226819) 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, 1919390 + ... + 1919411.

It is an arithmetic number, because the mean of its divisors is an integer number (11516406).

Almost surely, 2^42226811 is an apocalyptic number.

42226811 is a deficient number, since it is larger than the sum of its proper divisors (3838813).

42226811 is a wasteful number, since it uses less digits than its factorization.

42226811 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3838812.

The product of its digits is 1536, while the sum is 26.

The square root of 42226811 is about 6498.2159859457. The cubic root of 42226811 is about 348.2272566562.

The spelling of 42226811 in words is "forty-two million, two hundred twenty-six thousand, eight hundred eleven".