1939371016 has 32 divisors (see below), whose sum is σ = 4200245280. Its totient is φ = 829676800.

The previous prime is 1939370963. The next prime is 1939371089. The reversal of 1939371016 is 6101739391.

It is a super-2 number, since 2×1939371016² = 7522319875401744512, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1939371016.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 646690 + ... + 649681.

It is an arithmetic number, because the mean of its divisors is an integer number (131257665).

Almost surely, 2^1939371016 is an apocalyptic number.

It is an amenable number.

1939371016 is an abundant number, since it is smaller than the sum of its proper divisors (2260874264).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1939371016 is a wasteful number, since it uses less digits than its factorization.

1939371016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1296405 (or 1296401 counting only the distinct ones).

The product of its (nonzero) digits is 30618, while the sum is 40.

The square root of 1939371016 is about 44038.2903392037. The cubic root of 1939371016 is about 1247.0589021287.

It can be divided in two parts, 19393 and 71016, that added together give a palindrome (90409).

The spelling of 1939371016 in words is "one billion, nine hundred thirty-nine million, three hundred seventy-one thousand, sixteen".