42226004 has 12 divisors (see below), whose sum is σ = 74392500. Its totient is φ = 20971008.

The previous prime is 42225973. The next prime is 42226007. The reversal of 42226004 is 40062224.

It can be written as a sum of positive squares in 2 ways, for example, as 19377604 + 22848400 = 4402^2 + 4780^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42226007) 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, 34829 + ... + 36020.

It is an arithmetic number, because the mean of its divisors is an integer number (6199375).

Almost surely, 2^42226004 is an apocalyptic number.

It is an amenable number.

42226004 is a deficient number, since it is larger than the sum of its proper divisors (32166496).

42226004 is a wasteful number, since it uses less digits than its factorization.

42226004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71002 (or 71000 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 20.

The square root of 42226004 is about 6498.1538916834. The cubic root of 42226004 is about 348.2250383090.

Adding to 42226004 its reverse (40062224), we get a palindrome (82288228).

The spelling of 42226004 in words is "forty-two million, two hundred twenty-six thousand, four".