3661117226 has 32 divisors (see below), whose sum is σ = 5983017600. Its totient is φ = 1670175936.

The previous prime is 3661117219. The next prime is 3661117237. The reversal of 3661117226 is 6227111663.

3661117226 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-3 number, since 3×3661117226³ (a number of 30 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 810065 + ... + 814571.

It is an arithmetic number, because the mean of its divisors is an integer number (186969300).

Almost surely, 2^3661117226 is an apocalyptic number.

3661117226 is a deficient number, since it is larger than the sum of its proper divisors (2321900374).

3661117226 is a wasteful number, since it uses less digits than its factorization.

3661117226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4878.

The product of its digits is 18144, while the sum is 35.

The square root of 3661117226 is about 60507.1667325450. The cubic root of 3661117226 is about 1541.2433353151.

Adding to 3661117226 its reverse (6227111663), we get a palindrome (9888228889).

The spelling of 3661117226 in words is "three billion, six hundred sixty-one million, one hundred seventeen thousand, two hundred twenty-six".