3476561657 has 4 divisors (see below), whose sum is σ = 3476697216. Its totient is φ = 3476426100.

The previous prime is 3476561639. The next prime is 3476561687. The reversal of 3476561657 is 7561656743.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 3476561657 - 2⁸ = 3476561401 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3476561617) 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, 16253 + ... + 84954.

It is an arithmetic number, because the mean of its divisors is an integer number (869174304).

Almost surely, 2^3476561657 is an apocalyptic number.

It is an amenable number.

3476561657 is a deficient number, since it is larger than the sum of its proper divisors (135559).

3476561657 is a wasteful number, since it uses less digits than its factorization.

3476561657 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 135558.

The product of its digits is 3175200, while the sum is 50.

The square root of 3476561657 is about 58962.3749267276. The cubic root of 3476561657 is about 1514.8977201879.

The spelling of 3476561657 in words is "three billion, four hundred seventy-six million, five hundred sixty-one thousand, six hundred fifty-seven".