3331887473 has 2 divisors, whose sum is σ = 3331887474. Its totient is φ = 3331887472.

The previous prime is 3331887463. The next prime is 3331887491. The reversal of 3331887473 is 3747881333.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3224309089 + 107578384 = 56783^2 + 10372^2 .

It is a cyclic number.

It is not a de Polignac number, because 3331887473 - 2¹⁰ = 3331886449 is a prime.

It is a super-2 number, since 2×3331887473² = 22202948265468651458, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (3331887463) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1665943736 + 1665943737.

It is an arithmetic number, because the mean of its divisors is an integer number (1665943737).

Almost surely, 2^3331887473 is an apocalyptic number.

It is an amenable number.

3331887473 is a deficient number, since it is larger than the sum of its proper divisors (1).

3331887473 is an equidigital number, since it uses as much as digits as its factorization.

3331887473 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1016064, while the sum is 47.

The square root of 3331887473 is about 57722.5040430507. The cubic root of 3331887473 is about 1493.5855681047.

The spelling of 3331887473 in words is "three billion, three hundred thirty-one million, eight hundred eighty-seven thousand, four hundred seventy-three".