164852906 has 4 divisors (see below), whose sum is σ = 247279362. Its totient is φ = 82426452.

The previous prime is 164852899. The next prime is 164852921. The reversal of 164852906 is 609258461.

It is a happy number.

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

It can be written as a sum of positive squares in only one way, i.e., 163609681 + 1243225 = 12791^2 + 1115^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41213225 + ... + 41213228.

Almost surely, 2^164852906 is an apocalyptic number.

164852906 is a deficient number, since it is larger than the sum of its proper divisors (82426456).

164852906 is an equidigital number, since it uses as much as digits as its factorization.

164852906 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82426455.

The product of its (nonzero) digits is 103680, while the sum is 41.

The square root of 164852906 is about 12839.5056758428. The cubic root of 164852906 is about 548.3176204964.

It can be divided in two parts, 16485 and 2906, that added together give a palindrome (19391).

The spelling of 164852906 in words is "one hundred sixty-four million, eight hundred fifty-two thousand, nine hundred six".