7228894 has 4 divisors (see below), whose sum is σ = 10843344. Its totient is φ = 3614446.

The previous prime is 7228891. The next prime is 7228909. The reversal of 7228894 is 4988227.

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 (7228891) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1807222 + ... + 1807225.

It is an arithmetic number, because the mean of its divisors is an integer number (2710836).

Almost surely, 2^7228894 is an apocalyptic number.

7228894 is a deficient number, since it is larger than the sum of its proper divisors (3614450).

7228894 is a wasteful number, since it uses less digits than its factorization.

7228894 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3614449.

The product of its digits is 64512, while the sum is 40.

The square root of 7228894 is about 2688.6602611710. The cubic root of 7228894 is about 193.3558363290.

The spelling of 7228894 in words is "seven million, two hundred twenty-eight thousand, eight hundred ninety-four".