3736722226 has 4 divisors (see below), whose sum is σ = 5605083342. Its totient is φ = 1868361112.

The previous prime is 3736722217. The next prime is 3736722233. The reversal of 3736722226 is 6222276373.

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., 3196206225 + 540516001 = 56535^2 + 23249^2 .

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 934180555 + ... + 934180558.

Almost surely, 2^3736722226 is an apocalyptic number.

3736722226 is a deficient number, since it is larger than the sum of its proper divisors (1868361116).

3736722226 is a wasteful number, since it uses less digits than its factorization.

3736722226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1868361115.

The product of its digits is 254016, while the sum is 40.

The square root of 3736722226 is about 61128.7348634012. The cubic root of 3736722226 is about 1551.7804342846.

Adding to 3736722226 its reverse (6222276373), we get a palindrome (9958998599).

The spelling of 3736722226 in words is "three billion, seven hundred thirty-six million, seven hundred twenty-two thousand, two hundred twenty-six".