2234446778 has 8 divisors (see below), whose sum is σ = 3528073920. Its totient is φ = 1058422140.

The previous prime is 2234446777. The next prime is 2234446783. The reversal of 2234446778 is 8776444322.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a plaindrome in base 10.

It is not an unprimeable number, because it can be changed into a prime (2234446771) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29400578 + ... + 29400653.

It is an arithmetic number, because the mean of its divisors is an integer number (441009240).

Almost surely, 2^2234446778 is an apocalyptic number.

2234446778 is a deficient number, since it is larger than the sum of its proper divisors (1293627142).

2234446778 is a wasteful number, since it uses less digits than its factorization.

2234446778 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58801252.

The product of its digits is 1806336, while the sum is 47.

The square root of 2234446778 is about 47269.9352442967. The cubic root of 2234446778 is about 1307.3443818657.

The spelling of 2234446778 in words is "two billion, two hundred thirty-four million, four hundred forty-six thousand, seven hundred seventy-eight".