3749493966 has 8 divisors (see below), whose sum is σ = 7498987944. Its totient is φ = 1249831320.

The previous prime is 3749493947. The next prime is 3749493997. The reversal of 3749493966 is 6693949473.

It is a sphenic number, since it is the product of 3 distinct primes.

3749493966 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 312457825 + ... + 312457836.

It is an arithmetic number, because the mean of its divisors is an integer number (937373493).

Almost surely, 2^3749493966 is an apocalyptic number.

3749493966 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3749493966 is a wasteful number, since it uses less digits than its factorization.

3749493966 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 624915666.

The product of its digits is 26453952, while the sum is 60.

The square root of 3749493966 is about 61233.1116798746. Note that the first 3 decimals coincide. The cubic root of 3749493966 is about 1553.5463669314.

The spelling of 3749493966 in words is "three billion, seven hundred forty-nine million, four hundred ninety-three thousand, nine hundred sixty-six".