226378698 has 128 divisors (see below), whose sum is σ = 611089920. Its totient is φ = 54254592.

The previous prime is 226378679. The next prime is 226378769. The reversal of 226378698 is 896873622.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is a self number, because there is not a number n which added to its sum of digits gives 226378698.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 7806148 + ... + 7806176.

It is an arithmetic number, because the mean of its divisors is an integer number (4774140).

Almost surely, 2^226378698 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 226378698, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (305544960).

226378698 is an abundant number, since it is smaller than the sum of its proper divisors (384711222).

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

226378698 is a wasteful number, since it uses less digits than its factorization.

226378698 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 129 (or 71 counting only the distinct ones).

The product of its digits is 1741824, while the sum is 51.

The square root of 226378698 is about 15045.8864145653. The cubic root of 226378698 is about 609.4599699634.

The spelling of 226378698 in words is "two hundred twenty-six million, three hundred seventy-eight thousand, six hundred ninety-eight".