164788354 has 8 divisors (see below), whose sum is σ = 247251708. Its totient is φ = 82371120.

The previous prime is 164788339. The next prime is 164788367. The reversal of 164788354 is 453887461.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 159138225 + 5650129 = 12615^2 + 2377^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×164788354² = 54310403228058632, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 477 + ... + 18160.

Almost surely, 2^164788354 is an apocalyptic number.

164788354 is a deficient number, since it is larger than the sum of its proper divisors (82463354).

164788354 is a wasteful number, since it uses less digits than its factorization.

164788354 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23060.

The product of its digits is 645120, while the sum is 46.

The square root of 164788354 is about 12836.9916257665. The cubic root of 164788354 is about 548.2460423022.

The spelling of 164788354 in words is "one hundred sixty-four million, seven hundred eighty-eight thousand, three hundred fifty-four".