42227000 has 32 divisors (see below), whose sum is σ = 98813520. Its totient is φ = 16890400.

The previous prime is 42226981. The next prime is 42227023. The reversal of 42227000 is 72224.

It is a self number, because there is not a number n which added to its sum of digits gives 42227000.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20114 + ... + 22113.

Almost surely, 2^42227000 is an apocalyptic number.

42227000 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

42227000 is an abundant number, since it is smaller than the sum of its proper divisors (56586520).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

42227000 is a wasteful number, since it uses less digits than its factorization.

42227000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42248 (or 42234 counting only the distinct ones).

The product of its (nonzero) digits is 224, while the sum is 17.

The square root of 42227000 is about 6498.2305283823. The cubic root of 42227000 is about 348.2277761907.

Adding to 42227000 its reverse (72224), we get a palindrome (42299224).

The spelling of 42227000 in words is "forty-two million, two hundred twenty-seven thousand".