164290346 has 16 divisors (see below), whose sum is σ = 284653440. Its totient is φ = 70284480.

The previous prime is 164290289. The next prime is 164290349. The reversal of 164290346 is 643092461.

It is not an unprimeable number, because it can be changed into a prime (164290349) 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, 219266 + ... + 220013.

It is an arithmetic number, because the mean of its divisors is an integer number (17790840).

Almost surely, 2^164290346 is an apocalyptic number.

164290346 is a deficient number, since it is larger than the sum of its proper divisors (120363094).

164290346 is a wasteful number, since it uses less digits than its factorization.

164290346 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 439309.

The product of its (nonzero) digits is 31104, while the sum is 35.

The square root of 164290346 is about 12817.5795687017. The cubic root of 164290346 is about 547.6931989854.

The spelling of 164290346 in words is "one hundred sixty-four million, two hundred ninety thousand, three hundred forty-six".