1012730 has 8 divisors (see below), whose sum is σ = 1822932. Its totient is φ = 405088.

The previous prime is 1012721. The next prime is 1012733. The reversal of 1012730 is 372101.

It can be written as a sum of positive squares in 2 ways, for example, as 958441 + 54289 = 979^2 + 233^2 .

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

It is not an unprimeable number, because it can be changed into a prime (1012733) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 50627 + ... + 50646.

2^1012730 is an apocalyptic number.

1012730 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1012730 is a deficient number, since it is larger than the sum of its proper divisors (810202).

1012730 is a wasteful number, since it uses less digits than its factorization.

1012730 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101280.

The product of its (nonzero) digits is 42, while the sum is 14.

The square root of 1012730 is about 1006.3448713041. The cubic root of 1012730 is about 100.4225453726.

Adding to 1012730 its reverse (372101), we get a palindrome (1384831).

It can be divided in two parts, 10127 and 30, that multiplied together give a triangular number (303810 = T₇₇₉).

The spelling of 1012730 in words is "one million, twelve thousand, seven hundred thirty".