164504254 has 4 divisors (see below), whose sum is σ = 246756384. Its totient is φ = 82252126.

The previous prime is 164504239. The next prime is 164504267. The reversal of 164504254 is 452405461.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41126062 + ... + 41126065.

It is an arithmetic number, because the mean of its divisors is an integer number (61689096).

Almost surely, 2^164504254 is an apocalyptic number.

164504254 is a deficient number, since it is larger than the sum of its proper divisors (82252130).

164504254 is an equidigital number, since it uses as much as digits as its factorization.

164504254 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82252129.

The product of its (nonzero) digits is 19200, while the sum is 31.

The square root of 164504254 is about 12825.9211754946. The cubic root of 164504254 is about 547.9307969337.

The spelling of 164504254 in words is "one hundred sixty-four million, five hundred four thousand, two hundred fifty-four".