4032473821 has 4 divisors (see below), whose sum is σ = 4047464700. Its totient is φ = 4017482944.

The previous prime is 4032473813. The next prime is 4032473843. The reversal of 4032473821 is 1283742304.

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 1184116921 + 2848356900 = 34411^2 + 53370^2 .

It is a cyclic number.

It is not a de Polignac number, because 4032473821 - 2³ = 4032473813 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4032473801) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7495036 + ... + 7495573.

It is an arithmetic number, because the mean of its divisors is an integer number (1011866175).

Almost surely, 2^4032473821 is an apocalyptic number.

It is an amenable number.

4032473821 is a deficient number, since it is larger than the sum of its proper divisors (14990879).

4032473821 is a wasteful number, since it uses less digits than its factorization.

4032473821 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14990878.

The product of its (nonzero) digits is 32256, while the sum is 34.

The square root of 4032473821 is about 63501.7623456231. The cubic root of 4032473821 is about 1591.6852273060.

The spelling of 4032473821 in words is "four billion, thirty-two million, four hundred seventy-three thousand, eight hundred twenty-one".