3749449473 has 96 divisors (see below), whose sum is σ = 7277322240. Its totient is φ = 1884708000.

The previous prime is 3749449423. The next prime is 3749449499.

3749449473 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 3749449473 - 2⁶ = 3749449409 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (3749449423) 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 95 ways as a sum of consecutive naturals, for example, 446988 + ... + 455298.

It is an arithmetic number, because the mean of its divisors is an integer number (75805440).

Almost surely, 2^3749449473 is an apocalyptic number.

3749449473 is a gapful number since it is divisible by the number (33) formed by its first and last digit.

It is an amenable number.

3749449473 is a deficient number, since it is larger than the sum of its proper divisors (3527872767).

3749449473 is a wasteful number, since it uses less digits than its factorization.

3749449473 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8376 (or 8363 counting only the distinct ones).

The product of its digits is 9144576, while the sum is 54.

The square root of 3749449473 is about 61232.7483704594. The cubic root of 3749449473 is about 1553.5402219055.

The spelling of 3749449473 in words is "three billion, seven hundred forty-nine million, four hundred forty-nine thousand, four hundred seventy-three".