4120730 has 8 divisors (see below), whose sum is σ = 7417332. Its totient is φ = 1648288.

The previous prime is 4120729. The next prime is 4120741. The reversal of 4120730 is 370214.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 4068289 + 52441 = 2017^2 + 229^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 4120699 and 4120708.

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, 206027 + ... + 206046.

Almost surely, 2^4120730 is an apocalyptic number.

4120730 is a deficient number, since it is larger than the sum of its proper divisors (3296602).

4120730 is a wasteful number, since it uses less digits than its factorization.

4120730 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 412080.

The product of its (nonzero) digits is 168, while the sum is 17.

The square root of 4120730 is about 2029.9581276470. The cubic root of 4120730 is about 160.3213593273.

Adding to 4120730 its reverse (370214), we get a palindrome (4490944).

The spelling of 4120730 in words is "four million, one hundred twenty thousand, seven hundred thirty".