1774222738 has 8 divisors (see below), whose sum is σ = 2661971760. Its totient is φ = 886898820.

The previous prime is 1774222711. The next prime is 1774222739. The reversal of 1774222738 is 8372224771.

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

It is a junction number, because it is equal to n+sod(n) for n = 1774222694 and 1774222703.

It is not an unprimeable number, because it can be changed into a prime (1774222739) 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, 95628 + ... + 112663.

It is an arithmetic number, because the mean of its divisors is an integer number (332746470).

Almost surely, 2^1774222738 is an apocalyptic number.

1774222738 is a deficient number, since it is larger than the sum of its proper divisors (887749022).

1774222738 is a wasteful number, since it uses less digits than its factorization.

1774222738 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 212552.

The product of its digits is 263424, while the sum is 43.

The square root of 1774222738 is about 42121.5234529807. The cubic root of 1774222738 is about 1210.6056977075.

The spelling of 1774222738 in words is "one billion, seven hundred seventy-four million, two hundred twenty-two thousand, seven hundred thirty-eight".