3742979749 has 8 divisors (see below), whose sum is σ = 3915854208. Its totient is φ = 3573990240.

The previous prime is 3742979741. The next prime is 3742979753. The reversal of 3742979749 is 9479792473.

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

It is a cyclic number.

It is not a de Polignac number, because 3742979749 - 2³ = 3742979741 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3742979741) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 969267 + ... + 973120.

It is an arithmetic number, because the mean of its divisors is an integer number (489481776).

Almost surely, 2^3742979749 is an apocalyptic number.

It is an amenable number.

3742979749 is a deficient number, since it is larger than the sum of its proper divisors (172874459).

3742979749 is a wasteful number, since it uses less digits than its factorization.

3742979749 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1942475.

The product of its digits is 24004512, while the sum is 61.

The square root of 3742979749 is about 61179.8966082814. The cubic root of 3742979749 is about 1552.6461561580.

The spelling of 3742979749 in words is "three billion, seven hundred forty-two million, nine hundred seventy-nine thousand, seven hundred forty-nine".