3159657 has 12 divisors (see below), whose sum is σ = 4579380. Its totient is φ = 2099328.

The previous prime is 3159649. The next prime is 3159677. The reversal of 3159657 is 7569513.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 266256 + 2893401 = 516^2 + 1701^2 .

It is not a de Polignac number, because 3159657 - 2³ = 3159649 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3159647) 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, 4813 + ... + 5429.

It is an arithmetic number, because the mean of its divisors is an integer number (381615).

Almost surely, 2^3159657 is an apocalyptic number.

It is an amenable number.

3159657 is a deficient number, since it is larger than the sum of its proper divisors (1419723).

3159657 is a wasteful number, since it uses less digits than its factorization.

3159657 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1192 (or 1189 counting only the distinct ones).

The product of its digits is 28350, while the sum is 36.

The square root of 3159657 is about 1777.5424045575. The cubic root of 3159657 is about 146.7393687998.

The spelling of 3159657 in words is "three million, one hundred fifty-nine thousand, six hundred fifty-seven".