3985079934 has 16 divisors (see below), whose sum is σ = 8694720000. Its totient is φ = 1207599960.

The previous prime is 3985079897. The next prime is 3985079941. The reversal of 3985079934 is 4399705893.

It is a super-3 number, since 3×3985079934³ (a number of 30 digits) contains 333 as substring.

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, 30189934 + ... + 30190065.

It is an arithmetic number, because the mean of its divisors is an integer number (543420000).

Almost surely, 2^3985079934 is an apocalyptic number.

3985079934 is an abundant number, since it is smaller than the sum of its proper divisors (4709640066).

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

3985079934 is a wasteful number, since it uses less digits than its factorization.

3985079934 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60380015.

The product of its (nonzero) digits is 7348320, while the sum is 57.

The square root of 3985079934 is about 63127.4895271466. The cubic root of 3985079934 is about 1585.4249155487.

The spelling of 3985079934 in words is "three billion, nine hundred eighty-five million, seventy-nine thousand, nine hundred thirty-four".