226640894 has 4 divisors (see below), whose sum is σ = 339961344. Its totient is φ = 113320446.

The previous prime is 226640893. The next prime is 226640927. The reversal of 226640894 is 498046622.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (226640893) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56660222 + ... + 56660225.

It is an arithmetic number, because the mean of its divisors is an integer number (84990336).

Almost surely, 2^226640894 is an apocalyptic number.

226640894 is a deficient number, since it is larger than the sum of its proper divisors (113320450).

226640894 is a wasteful number, since it uses less digits than its factorization.

226640894 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113320449.

The product of its (nonzero) digits is 165888, while the sum is 41.

The square root of 226640894 is about 15054.5971052034. The cubic root of 226640894 is about 609.6951751214.

The spelling of 226640894 in words is "two hundred twenty-six million, six hundred forty thousand, eight hundred ninety-four".