1939385098 has 16 divisors (see below), whose sum is σ = 3338576640. Its totient is φ = 827685936.

The previous prime is 1939385089. The next prime is 1939385101. The reversal of 1939385098 is 8905839391.

It is a super-3 number, since 3×1939385098³ (a number of 29 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

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, 286461 + ... + 293152.

It is an arithmetic number, because the mean of its divisors is an integer number (208661040).

Almost surely, 2^1939385098 is an apocalyptic number.

1939385098 is a deficient number, since it is larger than the sum of its proper divisors (1399191542).

1939385098 is a wasteful number, since it uses less digits than its factorization.

1939385098 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 579861.

The product of its (nonzero) digits is 2099520, while the sum is 55.

The square root of 1939385098 is about 44038.4502225044. The cubic root of 1939385098 is about 1247.0619204682.

The spelling of 1939385098 in words is "one billion, nine hundred thirty-nine million, three hundred eighty-five thousand, ninety-eight".