3837471945 has 16 divisors (see below), whose sum is σ = 6141442560. Its totient is φ = 2046155904.

The previous prime is 3837471929. The next prime is 3837472081. The reversal of 3837471945 is 5491747383.

It is a happy number.

It is not a de Polignac number, because 3837471945 - 2⁴ = 3837471929 is a prime.

It is a Curzon number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 37941 + ... + 95469.

It is an arithmetic number, because the mean of its divisors is an integer number (383840160).

Almost surely, 2^3837471945 is an apocalyptic number.

It is an amenable number.

3837471945 is a deficient number, since it is larger than the sum of its proper divisors (2303970615).

3837471945 is a wasteful number, since it uses less digits than its factorization.

3837471945 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61984.

The product of its digits is 2540160, while the sum is 51.

The square root of 3837471945 is about 61947.3320248742. The cubic root of 3837471945 is about 1565.6033351690.

The spelling of 3837471945 in words is "three billion, eight hundred thirty-seven million, four hundred seventy-one thousand, nine hundred forty-five".