3651226347 has 4 divisors (see below), whose sum is σ = 4868301800. Its totient is φ = 2434150896.

The previous prime is 3651226291. The next prime is 3651226351. The reversal of 3651226347 is 7436221563.

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

It is not a de Polignac number, because 3651226347 - 2¹⁰ = 3651225323 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3651226247) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 608537722 + ... + 608537727.

It is an arithmetic number, because the mean of its divisors is an integer number (1217075450).

Almost surely, 2^3651226347 is an apocalyptic number.

3651226347 is a deficient number, since it is larger than the sum of its proper divisors (1217075453).

3651226347 is a wasteful number, since it uses less digits than its factorization.

3651226347 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1217075452.

The product of its digits is 181440, while the sum is 39.

The square root of 3651226347 is about 60425.3783355967. The cubic root of 3651226347 is about 1539.8541418894.

The spelling of 3651226347 in words is "three billion, six hundred fifty-one million, two hundred twenty-six thousand, three hundred forty-seven".