164221354 has 16 divisors (see below), whose sum is σ = 271390176. Its totient is φ = 73906000.

The previous prime is 164221349. The next prime is 164221381. The reversal of 164221354 is 453122461.

164221354 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34732 + ... + 39175.

It is an arithmetic number, because the mean of its divisors is an integer number (16961886).

Almost surely, 2^164221354 is an apocalyptic number.

164221354 is a deficient number, since it is larger than the sum of its proper divisors (107168822).

164221354 is a wasteful number, since it uses less digits than its factorization.

164221354 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74021.

The product of its digits is 5760, while the sum is 28.

The square root of 164221354 is about 12814.8879823430. The cubic root of 164221354 is about 547.6165222549.

The spelling of 164221354 in words is "one hundred sixty-four million, two hundred twenty-one thousand, three hundred fifty-four".