7120730 has 16 divisors (see below), whose sum is σ = 12852000. Its totient is φ = 2840592.

The previous prime is 7120727. The next prime is 7120733. The reversal of 7120730 is 370217.

It is an interprime number because it is at equal distance from previous prime (7120727) and next prime (7120733).

It is not an unprimeable number, because it can be changed into a prime (7120733) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4277 + ... + 5703.

It is an arithmetic number, because the mean of its divisors is an integer number (803250).

Almost surely, 2^7120730 is an apocalyptic number.

7120730 is a deficient number, since it is larger than the sum of its proper divisors (5731270).

7120730 is a wasteful number, since it uses less digits than its factorization.

7120730 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1933.

The product of its (nonzero) digits is 294, while the sum is 20.

The square root of 7120730 is about 2668.4695988525. The cubic root of 7120730 is about 192.3866088827.

Adding to 7120730 its reverse (370217), we get a palindrome (7490947).

The spelling of 7120730 in words is "seven million, one hundred twenty thousand, seven hundred thirty".