226690434 has 64 divisors (see below), whose sum is σ = 518918400. Its totient is φ = 73322496.

The previous prime is 226690417. The next prime is 226690439. The reversal of 226690434 is 434096622.

It is not an unprimeable number, because it can be changed into a prime (226690439) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 294402 + ... + 295170.

It is an arithmetic number, because the mean of its divisors is an integer number (8108100).

Almost surely, 2^226690434 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 226690434, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (259459200).

226690434 is an abundant number, since it is smaller than the sum of its proper divisors (292227966).

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

226690434 is a wasteful number, since it uses less digits than its factorization.

226690434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 936 (or 930 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 36.

The square root of 226690434 is about 15056.2423598984. The cubic root of 226690434 is about 609.7395950228.

The spelling of 226690434 in words is "two hundred twenty-six million, six hundred ninety thousand, four hundred thirty-four".