3234807657 has 20 divisors (see below), whose sum is σ = 4834002756. Its totient is φ = 2155753440.

The previous prime is 3234807647. The next prime is 3234807677. The reversal of 3234807657 is 7567084323.

It can be written as a sum of positive squares in 2 ways, for example, as 1957531536 + 1277276121 = 44244^2 + 35739^2 .

It is not a de Polignac number, because 3234807657 - 2⁷ = 3234807529 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3234807647) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 292407 + ... + 303267.

Almost surely, 2^3234807657 is an apocalyptic number.

It is an amenable number.

3234807657 is a deficient number, since it is larger than the sum of its proper divisors (1599195099).

3234807657 is a wasteful number, since it uses less digits than its factorization.

3234807657 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14550 (or 14541 counting only the distinct ones).

The product of its (nonzero) digits is 846720, while the sum is 45.

The square root of 3234807657 is about 56875.3695108876. The cubic root of 3234807657 is about 1478.9363640029.

The spelling of 3234807657 in words is "three billion, two hundred thirty-four million, eight hundred seven thousand, six hundred fifty-seven".