3740239 has 4 divisors (see below), whose sum is σ = 3776656. Its totient is φ = 3703824.

The previous prime is 3740201. The next prime is 3740251. The reversal of 3740239 is 9320473.

3740239 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 9320473 = 2693 ⋅3461.

It is a cyclic number.

It is not a de Polignac number, because 3740239 - 2¹¹ = 3738191 is a prime.

It is a super-3 number, since 3×3740239³ (a number of 21 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3740039) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18054 + ... + 18259.

It is an arithmetic number, because the mean of its divisors is an integer number (944164).

Almost surely, 2^3740239 is an apocalyptic number.

3740239 is a deficient number, since it is larger than the sum of its proper divisors (36417).

3740239 is a wasteful number, since it uses less digits than its factorization.

3740239 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36416.

The product of its (nonzero) digits is 4536, while the sum is 28.

The square root of 3740239 is about 1933.9697515732. The cubic root of 3740239 is about 155.2267095199.

The spelling of 3740239 in words is "three million, seven hundred forty thousand, two hundred thirty-nine".