1894282934 has 4 divisors (see below), whose sum is σ = 2841424404. Its totient is φ = 947141466.

The previous prime is 1894282933. The next prime is 1894282961. The reversal of 1894282934 is 4392824981.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 4392824981 = 25411 ⋅172871.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1894282933) 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 as a sum of consecutive naturals, namely, 473570732 + ... + 473570735.

It is an arithmetic number, because the mean of its divisors is an integer number (710356101).

Almost surely, 2^1894282934 is an apocalyptic number.

1894282934 is a deficient number, since it is larger than the sum of its proper divisors (947141470).

1894282934 is an equidigital number, since it uses as much as digits as its factorization.

1894282934 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 947141469.

The product of its digits is 995328, while the sum is 50.

The square root of 1894282934 is about 43523.3607847556. The cubic root of 1894282934 is about 1237.3188109244.

The spelling of 1894282934 in words is "one billion, eight hundred ninety-four million, two hundred eighty-two thousand, nine hundred thirty-four".