3742849 has 16 divisors (see below), whose sum is σ = 4302144. Its totient is φ = 3225600.

The previous prime is 3742841. The next prime is 3742861. The reversal of 3742849 is 9482473.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 3742849 - 2³ = 3742841 is a prime.

It is a d-powerful number, because it can be written as 3¹² + 7 + 4⁸ + 2⁷ + 8⁷ + 4¹⁰ + 9 .

Its product of digits (48384) is a multiple of the sum of its prime divisors (288).

It is not an unprimeable number, because it can be changed into a prime (3742841) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19297 + ... + 19489.

It is an arithmetic number, because the mean of its divisors is an integer number (268884).

Almost surely, 2^3742849 is an apocalyptic number.

It is an amenable number.

3742849 is a deficient number, since it is larger than the sum of its proper divisors (559295).

3742849 is a wasteful number, since it uses less digits than its factorization.

3742849 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 288.

The product of its digits is 48384, while the sum is 37.

The square root of 3742849 is about 1934.6444117718. The cubic root of 3742849 is about 155.2628077042.

It can be divided in two parts, 374 and 2849, that added together give a palindrome (3223).

The spelling of 3742849 in words is "three million, seven hundred forty-two thousand, eight hundred forty-nine".