1628682141 has 8 divisors (see below), whose sum is σ = 2265992640. Its totient is φ = 1038579872.

The previous prime is 1628682119. The next prime is 1628682149. The reversal of 1628682141 is 1412868261.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1628682141 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1628682141.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1628682149) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11801976 + ... + 11802113.

It is an arithmetic number, because the mean of its divisors is an integer number (283249080).

Almost surely, 2^1628682141 is an apocalyptic number.

It is an amenable number.

1628682141 is a deficient number, since it is larger than the sum of its proper divisors (637310499).

1628682141 is a wasteful number, since it uses less digits than its factorization.

1628682141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23604115.

The product of its digits is 36864, while the sum is 39.

The square root of 1628682141 is about 40356.9342368818. The cubic root of 1628682141 is about 1176.5546684385.

The spelling of 1628682141 in words is "one billion, six hundred twenty-eight million, six hundred eighty-two thousand, one hundred forty-one".