3235407705 has 28 divisors (see below), whose sum is σ = 5821077540. Its totient is φ = 1725548832.

The previous prime is 3235407661. The next prime is 3235407709. The reversal of 3235407705 is 5077045323.

It can be written as a sum of positive squares in 2 ways, for example, as 1664395209 + 1571012496 = 40797^2 + 39636^2 .

It is not a de Polignac number, because 3235407705 - 2⁷ = 3235407577 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3235407705.

It is not an unprimeable number, because it can be changed into a prime (3235407709) by changing a digit.

It is a polite number, since it can be written in 27 ways as a sum of consecutive naturals, for example, 440170 + ... + 447459.

Almost surely, 2^3235407705 is an apocalyptic number.

It is an amenable number.

3235407705 is a deficient number, since it is larger than the sum of its proper divisors (2585669835).

3235407705 is an frugal number, since it uses more digits than its factorization.

3235407705 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 887652 (or 887637 counting only the distinct ones).

The product of its (nonzero) digits is 88200, while the sum is 36.

The square root of 3235407705 is about 56880.6443792614. The cubic root of 3235407705 is about 1479.0278045701.

The spelling of 3235407705 in words is "three billion, two hundred thirty-five million, four hundred seven thousand, seven hundred five".