1352728242 has 16 divisors (see below), whose sum is σ = 3006062880. Its totient is φ = 450909396.

The previous prime is 1352728241. The next prime is 1352728243. The reversal of 1352728242 is 2428272531.

1352728242 is a `hidden beast` number, since 13 + 527 + 2 + 82 + 42 = 666.

It is an interprime number because it is at equal distance from previous prime (1352728241) and next prime (1352728243).

It is a junction number, because it is equal to n+sod(n) for n = 1352728197 and 1352728206.

It is not an unprimeable number, because it can be changed into a prime (1352728241) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12525208 + ... + 12525315.

It is an arithmetic number, because the mean of its divisors is an integer number (187878930).

Almost surely, 2^1352728242 is an apocalyptic number.

1352728242 is an abundant number, since it is smaller than the sum of its proper divisors (1653334638).

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

1352728242 is a wasteful number, since it uses less digits than its factorization.

1352728242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25050534 (or 25050528 counting only the distinct ones).

The product of its digits is 53760, while the sum is 36.

The square root of 1352728242 is about 36779.4540742518. The cubic root of 1352728242 is about 1105.9534619141.

The spelling of 1352728242 in words is "one billion, three hundred fifty-two million, seven hundred twenty-eight thousand, two hundred forty-two".