3815770226 has 4 divisors (see below), whose sum is σ = 5723655342. Its totient is φ = 1907885112.

The previous prime is 3815770199. The next prime is 3815770237. The reversal of 3815770226 is 6220775183.

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

It can be written as a sum of positive squares in only one way, i.e., 3800599201 + 15171025 = 61649^2 + 3895^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 953942555 + ... + 953942558.

Almost surely, 2^3815770226 is an apocalyptic number.

3815770226 is a deficient number, since it is larger than the sum of its proper divisors (1907885116).

3815770226 is a wasteful number, since it uses less digits than its factorization.

3815770226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1907885115.

The product of its (nonzero) digits is 141120, while the sum is 41.

The square root of 3815770226 is about 61771.9210159438. The cubic root of 3815770226 is about 1562.6464811238.

The spelling of 3815770226 in words is "three billion, eight hundred fifteen million, seven hundred seventy thousand, two hundred twenty-six".