4032988961 has 4 divisors (see below), whose sum is σ = 4035014532. Its totient is φ = 4030963392.

The previous prime is 4032988933. The next prime is 4032988969. The reversal of 4032988961 is 1698892304.

It is a happy number.

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 1580857600 + 2452131361 = 39760^2 + 49519^2 .

It is a cyclic number.

It is not a de Polignac number, because 4032988961 - 2²⁶ = 3965880097 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4032988969) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1009796 + ... + 1013781.

It is an arithmetic number, because the mean of its divisors is an integer number (1008753633).

Almost surely, 2^4032988961 is an apocalyptic number.

It is an amenable number.

4032988961 is a deficient number, since it is larger than the sum of its proper divisors (2025571).

4032988961 is a wasteful number, since it uses less digits than its factorization.

4032988961 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2025570.

The product of its (nonzero) digits is 746496, while the sum is 50.

The square root of 4032988961 is about 63505.8183239930. The cubic root of 4032988961 is about 1591.7530025602.

The spelling of 4032988961 in words is "four billion, thirty-two million, nine hundred eighty-eight thousand, nine hundred sixty-one".