2173734504 has 24 divisors (see below), whose sum is σ = 5887197810. Its totient is φ = 724578144.

The previous prime is 2173734491. The next prime is 2173734583. The reversal of 2173734504 is 4054373712.

It can be written as a sum of positive squares in only one way, i.e., 2171746404 + 1988100 = 46602^2 + 1410^2 .

It is a tau number, because it is divible by the number of its divisors (24).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 15095307 + ... + 15095450.

Almost surely, 2^2173734504 is an apocalyptic number.

2173734504 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

2173734504 is an abundant number, since it is smaller than the sum of its proper divisors (3713463306).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2173734504 is a wasteful number, since it uses less digits than its factorization.

2173734504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30190769 (or 30190762 counting only the distinct ones).

The product of its (nonzero) digits is 70560, while the sum is 36.

The square root of 2173734504 is about 46623.3257501007. The cubic root of 2173734504 is about 1295.3948506511.

The spelling of 2173734504 in words is "two billion, one hundred seventy-three million, seven hundred thirty-four thousand, five hundred four".