8173730 has 16 divisors (see below), whose sum is σ = 14852160. Its totient is φ = 3238512.

The previous prime is 8173729. The next prime is 8173751. The reversal of 8173730 is 373718.

It is a super-2 number, since 2×8173730² = 133619724225800, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 8173693 and 8173702.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2750 + ... + 4889.

It is an arithmetic number, because the mean of its divisors is an integer number (928260).

Almost surely, 2^8173730 is an apocalyptic number.

8173730 is a deficient number, since it is larger than the sum of its proper divisors (6678430).

8173730 is a wasteful number, since it uses less digits than its factorization.

8173730 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7753.

The product of its (nonzero) digits is 3528, while the sum is 29.

The square root of 8173730 is about 2858.9735920431. The cubic root of 8173730 is about 201.4373947335.

The spelling of 8173730 in words is "eight million, one hundred seventy-three thousand, seven hundred thirty".