7075730 has 8 divisors (see below), whose sum is σ = 12736332. Its totient is φ = 2830288.

The previous prime is 7075699. The next prime is 7075741. The reversal of 7075730 is 375707.

It can be written as a sum of positive squares in 2 ways, for example, as 6692569 + 383161 = 2587^2 + 619^2 .

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

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 7075693 and 7075702.

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, 353777 + ... + 353796.

Almost surely, 2^7075730 is an apocalyptic number.

7075730 is a deficient number, since it is larger than the sum of its proper divisors (5660602).

7075730 is a wasteful number, since it uses less digits than its factorization.

7075730 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 707580.

The product of its (nonzero) digits is 5145, while the sum is 29.

The square root of 7075730 is about 2660.0244359780. The cubic root of 7075730 is about 191.9804848510.

The spelling of 7075730 in words is "seven million, seventy-five thousand, seven hundred thirty".