163164404 has 12 divisors (see below), whose sum is σ = 307502244. Its totient is φ = 75306624.

The previous prime is 163164361. The next prime is 163164437. The reversal of 163164404 is 404461361.

It can be written as a sum of positive squares in 2 ways, for example, as 6864400 + 156300004 = 2620^2 + 12502^2 .

It is a congruent number.

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, 1568837 + ... + 1568940.

It is an arithmetic number, because the mean of its divisors is an integer number (25625187).

Almost surely, 2^163164404 is an apocalyptic number.

It is an amenable number.

163164404 is a deficient number, since it is larger than the sum of its proper divisors (144337840).

163164404 is a wasteful number, since it uses less digits than its factorization.

163164404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3137794 (or 3137792 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 29.

The square root of 163164404 is about 12773.5822696689. The cubic root of 163164404 is about 546.4391489935.

The spelling of 163164404 in words is "one hundred sixty-three million, one hundred sixty-four thousand, four hundred four".