1300628 has 12 divisors (see below), whose sum is σ = 2601312. Its totient is φ = 557400.

The previous prime is 1300613. The next prime is 1300633. The reversal of 1300628 is 8260031.

1300628 is an admirable number.

It is a congruent number.

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, 23198 + ... + 23253.

It is an arithmetic number, because the mean of its divisors is an integer number (216776).

2^1300628 is an apocalyptic number.

It is an amenable number.

1300628 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1300628 is a wasteful number, since it uses less digits than its factorization.

1300628 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46462 (or 46460 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 20.

The square root of 1300628 is about 1140.4507880658. The cubic root of 1300628 is about 109.1568597008.

Adding to 1300628 its reverse (8260031), we get a palindrome (9560659).

The spelling of 1300628 in words is "one million, three hundred thousand, six hundred twenty-eight".