3338720690 has 16 divisors (see below), whose sum is σ = 6123088728. Its totient is φ = 1310290176.

The previous prime is 3338720689. The next prime is 3338720701. The reversal of 3338720690 is 960278333.

It can be written as a sum of positive squares in 4 ways, for example, as 3338643961 + 76729 = 57781^2 + 277^2 .

It is a super-2 number, since 2×3338720690² = 22294111691668152200, which contains 22 as substring.

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, 3149207 + ... + 3150266.

Almost surely, 2^3338720690 is an apocalyptic number.

3338720690 is a deficient number, since it is larger than the sum of its proper divisors (2784368038).

3338720690 is a wasteful number, since it uses less digits than its factorization.

3338720690 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6299533.

The product of its (nonzero) digits is 163296, while the sum is 41.

The square root of 3338720690 is about 57781.6639601180. The cubic root of 3338720690 is about 1494.6059132107.

The spelling of 3338720690 in words is "three billion, three hundred thirty-eight million, seven hundred twenty thousand, six hundred ninety".