1984836734 has 16 divisors (see below), whose sum is σ = 3261092400. Its totient is φ = 901832064.

The previous prime is 1984836709. The next prime is 1984836761. The reversal of 1984836734 is 4376384891.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1005524 + ... + 1007495.

It is an arithmetic number, because the mean of its divisors is an integer number (203818275).

Almost surely, 2^1984836734 is an apocalyptic number.

1984836734 is a deficient number, since it is larger than the sum of its proper divisors (1276255666).

1984836734 is a wasteful number, since it uses less digits than its factorization.

1984836734 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2013067.

The product of its digits is 3483648, while the sum is 53.

The square root of 1984836734 is about 44551.5065289604. The cubic root of 1984836734 is about 1256.7288826346.

The spelling of 1984836734 in words is "one billion, nine hundred eighty-four million, eight hundred thirty-six thousand, seven hundred thirty-four".