337220226 has 64 divisors (see below), whose sum is σ = 860928000. Its totient is φ = 95843088.

The previous prime is 337220173. The next prime is 337220239. The reversal of 337220226 is 622022733.

It is a super-2 number, since 2×337220226² = 227434961646982152, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 337220226.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 72981 + ... + 77463.

It is an arithmetic number, because the mean of its divisors is an integer number (13452000).

Almost surely, 2^337220226 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 337220226, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (430464000).

337220226 is an abundant number, since it is smaller than the sum of its proper divisors (523707774).

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

337220226 is a wasteful number, since it uses less digits than its factorization.

337220226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4700 (or 4694 counting only the distinct ones).

The product of its (nonzero) digits is 6048, while the sum is 27.

The square root of 337220226 is about 18363.5570083794. The cubic root of 337220226 is about 696.0458872837.

Adding to 337220226 its reverse (622022733), we get a palindrome (959242959).

The spelling of 337220226 in words is "three hundred thirty-seven million, two hundred twenty thousand, two hundred twenty-six".