42228050 has 18 divisors (see below), whose sum is σ = 78629733. Its totient is φ = 16872840.

The previous prime is 42228041. The next prime is 42228071. The reversal of 42228050 is 5082224.

It can be written as a sum of positive squares in 2 ways, for example, as 41383489 + 844561 = 6433^2 + 919^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=4595.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 45491 + ... + 46409.

Almost surely, 2^42228050 is an apocalyptic number.

42228050 is a deficient number, since it is larger than the sum of its proper divisors (36401683).

42228050 is an frugal number, since it uses more digits than its factorization.

42228050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1850 (or 926 counting only the distinct ones).

The product of its (nonzero) digits is 1280, while the sum is 23.

The square root of 42228050 is about 6498.3113191044. The cubic root of 42228050 is about 348.2306624651.

The spelling of 42228050 in words is "forty-two million, two hundred twenty-eight thousand, fifty".