3428278 has 8 divisors (see below), whose sum is σ = 5877072. Its totient is φ = 1469256.

The previous prime is 3428267. The next prime is 3428279. The reversal of 3428278 is 8728243.

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

It is a plaindrome in base 15.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3428279) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 122425 + ... + 122452.

It is an arithmetic number, because the mean of its divisors is an integer number (734634).

Almost surely, 2^3428278 is an apocalyptic number.

3428278 is a deficient number, since it is larger than the sum of its proper divisors (2448794).

3428278 is a wasteful number, since it uses less digits than its factorization.

3428278 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 244886.

The product of its digits is 21504, while the sum is 34.

The square root of 3428278 is about 1851.5609630795. The cubic root of 3428278 is about 150.7851864141.

The spelling of 3428278 in words is "three million, four hundred twenty-eight thousand, two hundred seventy-eight".