2039969667 has 4 divisors (see below), whose sum is σ = 2719959560. Its totient is φ = 1359979776.

The previous prime is 2039969651. The next prime is 2039969671. The reversal of 2039969667 is 7669699302.

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

It is not a de Polignac number, because 2039969667 - 2⁴ = 2039969651 is a prime.

It is a super-2 number, since 2×2039969667² = 8322952484560181778, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2039969627) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 339994942 + ... + 339994947.

It is an arithmetic number, because the mean of its divisors is an integer number (679989890).

Almost surely, 2^2039969667 is an apocalyptic number.

2039969667 is a deficient number, since it is larger than the sum of its proper divisors (679989893).

2039969667 is an equidigital number, since it uses as much as digits as its factorization.

2039969667 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 679989892.

The product of its (nonzero) digits is 6613488, while the sum is 57.

The square root of 2039969667 is about 45166.0233693426. The cubic root of 2039969667 is about 1268.2588550513.

The spelling of 2039969667 in words is "two billion, thirty-nine million, nine hundred sixty-nine thousand, six hundred sixty-seven".