2170764623 has 2 divisors, whose sum is σ = 2170764624. Its totient is φ = 2170764622.

The previous prime is 2170764613. The next prime is 2170764641. The reversal of 2170764623 is 3264670712.

2170764623 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2170764623 - 2¹⁰ = 2170763599 is a prime.

It is a super-3 number, since 3×2170764623³ (a number of 29 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2170764613) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1085382311 + 1085382312.

It is an arithmetic number, because the mean of its divisors is an integer number (1085382312).

Almost surely, 2^2170764623 is an apocalyptic number.

2170764623 is a deficient number, since it is larger than the sum of its proper divisors (1).

2170764623 is an equidigital number, since it uses as much as digits as its factorization.

2170764623 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 84672, while the sum is 38.

The square root of 2170764623 is about 46591.4651304292. The cubic root of 2170764623 is about 1294.8046341439.

The spelling of 2170764623 in words is "two billion, one hundred seventy million, seven hundred sixty-four thousand, six hundred twenty-three".