3402615641 has 4 divisors (see below), whose sum is σ = 3403048500. Its totient is φ = 3402182784.

The previous prime is 3402615599. The next prime is 3402615649. The reversal of 3402615641 is 1465162043.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1101974416 + 2300641225 = 33196^2 + 47965^2 .

It is a cyclic number.

It is not a de Polignac number, because 3402615641 - 2¹⁴ = 3402599257 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3402615598 and 3402615607.

It is not an unprimeable number, because it can be changed into a prime (3402615649) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 204416 + ... + 220433.

It is an arithmetic number, because the mean of its divisors is an integer number (850762125).

Almost surely, 2^3402615641 is an apocalyptic number.

It is an amenable number.

3402615641 is a deficient number, since it is larger than the sum of its proper divisors (432859).

3402615641 is an equidigital number, since it uses as much as digits as its factorization.

3402615641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 432858.

The product of its (nonzero) digits is 17280, while the sum is 32.

The square root of 3402615641 is about 58331.9435729687. The cubic root of 3402615641 is about 1504.0800978791.

Adding to 3402615641 its reverse (1465162043), we get a palindrome (4867777684).

The spelling of 3402615641 in words is "three billion, four hundred two million, six hundred fifteen thousand, six hundred forty-one".