164850437 has 2 divisors, whose sum is σ = 164850438. Its totient is φ = 164850436.

The previous prime is 164850431. The next prime is 164850443. The reversal of 164850437 is 734058461.

164850437 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a balanced prime because it is at equal distance from previous prime (164850431) and next prime (164850443).

It can be written as a sum of positive squares in only one way, i.e., 90649441 + 74200996 = 9521^2 + 8614^2 .

It is a cyclic number.

It is not a de Polignac number, because 164850437 - 2⁴ = 164850421 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 164850437.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (164850431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 82425218 + 82425219.

It is an arithmetic number, because the mean of its divisors is an integer number (82425219).

Almost surely, 2^164850437 is an apocalyptic number.

It is an amenable number.

164850437 is a deficient number, since it is larger than the sum of its proper divisors (1).

164850437 is an equidigital number, since it uses as much as digits as its factorization.

164850437 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 80640, while the sum is 38.

The square root of 164850437 is about 12839.4095269214. The cubic root of 164850437 is about 548.3148831006.

The spelling of 164850437 in words is "one hundred sixty-four million, eight hundred fifty thousand, four hundred thirty-seven".