4235764961 has 4 divisors (see below), whose sum is σ = 4274625300. Its totient is φ = 4196904624.

The previous prime is 4235764957. The next prime is 4235765003. The reversal of 4235764961 is 1694675324.

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 2752051600 + 1483713361 = 52460^2 + 38519^2 .

It is a cyclic number.

It is not a de Polignac number, because 4235764961 - 2² = 4235764957 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4235764061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19430006 + ... + 19430223.

It is an arithmetic number, because the mean of its divisors is an integer number (1068656325).

Almost surely, 2^4235764961 is an apocalyptic number.

It is an amenable number.

4235764961 is a deficient number, since it is larger than the sum of its proper divisors (38860339).

4235764961 is a wasteful number, since it uses less digits than its factorization.

4235764961 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38860338.

The product of its digits is 1088640, while the sum is 47.

The square root of 4235764961 is about 65082.7547127501. The cubic root of 4235764961 is about 1617.9954071620.

The spelling of 4235764961 in words is "four billion, two hundred thirty-five million, seven hundred sixty-four thousand, nine hundred sixty-one".