3380620642 has 24 divisors (see below), whose sum is σ = 6042719340. Its totient is φ = 1413498240.

The previous prime is 3380620609. The next prime is 3380620643. The reversal of 3380620642 is 2460260833.

It can be written as a sum of positive squares in 2 ways, for example, as 2119589521 + 1261031121 = 46039^2 + 35511^2 .

It is a super-2 number, since 2×3380620642² = 22857191850232984328, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 3380620598 and 3380620607.

It is not an unprimeable number, because it can be changed into a prime (3380620643) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 416667 + ... + 424702.

Almost surely, 2^3380620642 is an apocalyptic number.

3380620642 is a deficient number, since it is larger than the sum of its proper divisors (2662098698).

3380620642 is a wasteful number, since it uses less digits than its factorization.

3380620642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 841426 (or 841419 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 34.

The square root of 3380620642 is about 58143.1048534562. The cubic root of 3380620642 is about 1500.8322258850.

The spelling of 3380620642 in words is "three billion, three hundred eighty million, six hundred twenty thousand, six hundred forty-two".