164943622 has 16 divisors (see below), whose sum is σ = 270421632. Its totient is φ = 75116160.

The previous prime is 164943607. The next prime is 164943629. The reversal of 164943622 is 226349461.

It is a happy number.

164943622 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (164943629) 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, 77193 + ... + 79300.

It is an arithmetic number, because the mean of its divisors is an integer number (16901352).

Almost surely, 2^164943622 is an apocalyptic number.

164943622 is a deficient number, since it is larger than the sum of its proper divisors (105478010).

164943622 is a wasteful number, since it uses less digits than its factorization.

164943622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 156543.

The product of its digits is 62208, while the sum is 37.

The square root of 164943622 is about 12843.0378805016. The cubic root of 164943622 is about 548.4181789505.

The spelling of 164943622 in words is "one hundred sixty-four million, nine hundred forty-three thousand, six hundred twenty-two".