1894628063 has 6 divisors (see below), whose sum is σ = 1901770104. Its totient is φ = 1887512744.

The previous prime is 1894628051. The next prime is 1894628093. The reversal of 1894628063 is 3608264981.

It is not a de Polignac number, because 1894628063 - 2¹⁴ = 1894611679 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1894627999 and 1894628017.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1894628093) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 59270 + ... + 85452.

It is an arithmetic number, because the mean of its divisors is an integer number (316961684).

Almost surely, 2^1894628063 is an apocalyptic number.

1894628063 is a deficient number, since it is larger than the sum of its proper divisors (7142041).

1894628063 is an frugal number, since it uses more digits than its factorization.

1894628063 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26721 (or 26452 counting only the distinct ones).

The product of its (nonzero) digits is 497664, while the sum is 47.

The square root of 1894628063 is about 43527.3254749244. The cubic root of 1894628063 is about 1237.3939508211.

The spelling of 1894628063 in words is "one billion, eight hundred ninety-four million, six hundred twenty-eight thousand, sixty-three".