3409731712 has 16 divisors (see below), whose sum is σ = 6792825150. Its totient is φ = 1704865792.

The previous prime is 3409731683. The next prime is 3409731727. The reversal of 3409731712 is 2171379043.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 3210808896 + 198922816 = 56664^2 + 14104^2 .

It is a tau number, because it is divible by the number of its divisors (16).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13319137 + ... + 13319392.

Almost surely, 2^3409731712 is an apocalyptic number.

3409731712 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

3409731712 is a deficient number, since it is larger than the sum of its proper divisors (3383093438).

3409731712 is an equidigital number, since it uses as much as digits as its factorization.

3409731712 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26638543 (or 26638531 counting only the distinct ones).

The product of its (nonzero) digits is 31752, while the sum is 37.

The square root of 3409731712 is about 58392.9080625379. The cubic root of 3409731712 is about 1505.1278886771.

The spelling of 3409731712 in words is "three billion, four hundred nine million, seven hundred thirty-one thousand, seven hundred twelve".