4000670669 has 8 divisors (see below), whose sum is σ = 4318565760. Its totient is φ = 3694771696.

The previous prime is 4000670659. The next prime is 4000670699. The reversal of 4000670669 is 9660760004.

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-4000670669 is a prime.

It is a super-2 number, since 2×4000670669² = 32010731603593815122, 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 (4000670629) 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, 2998337 + ... + 2999670.

It is an arithmetic number, because the mean of its divisors is an integer number (539820720).

Almost surely, 2^4000670669 is an apocalyptic number.

It is an amenable number.

4000670669 is a deficient number, since it is larger than the sum of its proper divisors (317895091).

4000670669 is a wasteful number, since it uses less digits than its factorization.

4000670669 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5998059.

The product of its (nonzero) digits is 54432, while the sum is 38.

The square root of 4000670669 is about 63250.8550851291. The cubic root of 4000670669 is about 1587.4897653999.

The spelling of 4000670669 in words is "four billion, six hundred seventy thousand, six hundred sixty-nine".