164473875 has 32 divisors (see below), whose sum is σ = 304100160. Its totient is φ = 87717600.

The previous prime is 164473853. The next prime is 164473889. The reversal of 164473875 is 578374461.

164473875 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 164473875 - 2¹³ = 164465683 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 164473875.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 20992 + ... + 27741.

It is an arithmetic number, because the mean of its divisors is an integer number (9503130).

Almost surely, 2^164473875 is an apocalyptic number.

164473875 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

164473875 is a deficient number, since it is larger than the sum of its proper divisors (139626285).

164473875 is an equidigital number, since it uses as much as digits as its factorization.

164473875 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48757 (or 48741 counting only the distinct ones).

The product of its digits is 564480, while the sum is 45.

The square root of 164473875 is about 12824.7368394053. The cubic root of 164473875 is about 547.8970660645.

The spelling of 164473875 in words is "one hundred sixty-four million, four hundred seventy-three thousand, eight hundred seventy-five".