3967220893 has 8 divisors (see below), whose sum is σ = 4060337600. Its totient is φ = 3874143168.

The previous prime is 3967220801. The next prime is 3967220897. The reversal of 3967220893 is 3980227693.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3967220893 is a prime.

It is a super-2 number, since 2×3967220893² = 31477683227711434898, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3967220897) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 347368 + ... + 358606.

It is an arithmetic number, because the mean of its divisors is an integer number (507542200).

Almost surely, 2^3967220893 is an apocalyptic number.

It is an amenable number.

3967220893 is a deficient number, since it is larger than the sum of its proper divisors (93116707).

3967220893 is a wasteful number, since it uses less digits than its factorization.

3967220893 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19491.

The product of its (nonzero) digits is 979776, while the sum is 49.

The square root of 3967220893 is about 62985.8785205065. The cubic root of 3967220893 is about 1583.0530207908.

The spelling of 3967220893 in words is "three billion, nine hundred sixty-seven million, two hundred twenty thousand, eight hundred ninety-three".