3744739 has 4 divisors (see below), whose sum is σ = 3748680. Its totient is φ = 3740800.

The previous prime is 3744737. The next prime is 3744757. The reversal of 3744739 is 9374473.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 3744739 - 2¹ = 3744737 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3744698 and 3744707.

It is not an unprimeable number, because it can be changed into a prime (3744731) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 432 + ... + 2770.

It is an arithmetic number, because the mean of its divisors is an integer number (937170).

Almost surely, 2^3744739 is an apocalyptic number.

3744739 is a deficient number, since it is larger than the sum of its proper divisors (3941).

3744739 is a wasteful number, since it uses less digits than its factorization.

3744739 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3940.

The product of its digits is 63504, while the sum is 37.

The square root of 3744739 is about 1935.1328119796. The cubic root of 3744739 is about 155.2889372940.

The spelling of 3744739 in words is "three million, seven hundred forty-four thousand, seven hundred thirty-nine".