3378737 has 4 divisors (see below), whose sum is σ = 3390960. Its totient is φ = 3366516.

The previous prime is 3378731. The next prime is 3378757. The reversal of 3378737 is 7378733.

3378737 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 a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 7378733 = 743 ⋅9931.

It is a cyclic number.

It is not a de Polignac number, because 3378737 - 2⁸ = 3378481 is a prime.

It is a super-2 number, since 2×3378737² = 22831727430338, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3378737.

It is not an unprimeable number, because it can be changed into a prime (3378731) 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, 5687 + ... + 6252.

It is an arithmetic number, because the mean of its divisors is an integer number (847740).

Almost surely, 2^3378737 is an apocalyptic number.

It is an amenable number.

3378737 is a deficient number, since it is larger than the sum of its proper divisors (12223).

3378737 is a wasteful number, since it uses less digits than its factorization.

3378737 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12222.

The product of its digits is 74088, while the sum is 38.

The square root of 3378737 is about 1838.1341082739. The cubic root of 3378737 is about 150.0553425418.

The spelling of 3378737 in words is "three million, three hundred seventy-eight thousand, seven hundred thirty-seven".