7150730 has 8 divisors (see below), whose sum is σ = 12871332. Its totient is φ = 2860288.

The previous prime is 7150729. The next prime is 7150747. The reversal of 7150730 is 370517.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 6405961 + 744769 = 2531^2 + 863^2 .

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

It is a super-2 number, since 2×7150730² = 102265879065800, which contains 22 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 7150696 and 7150705.

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 3 ways as a sum of consecutive naturals, for example, 357527 + ... + 357546.

Almost surely, 2^7150730 is an apocalyptic number.

7150730 is a deficient number, since it is larger than the sum of its proper divisors (5720602).

7150730 is a wasteful number, since it uses less digits than its factorization.

7150730 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 715080.

The product of its (nonzero) digits is 735, while the sum is 23.

The square root of 7150730 is about 2674.0848902008. The cubic root of 7150730 is about 192.6564085539.

The spelling of 7150730 in words is "seven million, one hundred fifty thousand, seven hundred thirty".