3748379949 has 32 divisors (see below), whose sum is σ = 5770224000. Its totient is φ = 2402007552.

The previous prime is 3748379933. The next prime is 3748379951. The reversal of 3748379949 is 9499738473.

It is not a de Polignac number, because 3748379949 - 2⁴ = 3748379933 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3748379909) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 167197 + ... + 188285.

It is an arithmetic number, because the mean of its divisors is an integer number (180319500).

Almost surely, 2^3748379949 is an apocalyptic number.

It is an amenable number.

3748379949 is a deficient number, since it is larger than the sum of its proper divisors (2021844051).

3748379949 is a wasteful number, since it uses less digits than its factorization.

3748379949 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21354 (or 21348 counting only the distinct ones).

The product of its digits is 41150592, while the sum is 63.

The square root of 3748379949 is about 61224.0144796141. The cubic root of 3748379949 is about 1553.3924929679.

The spelling of 3748379949 in words is "three billion, seven hundred forty-eight million, three hundred seventy-nine thousand, nine hundred forty-nine".