3398427 has 12 divisors (see below), whose sum is σ = 4956120. Its totient is φ = 2243808.

The previous prime is 3398407. The next prime is 3398431. The reversal of 3398427 is 7248933.

It is not a de Polignac number, because 3398427 - 2⁶ = 3398363 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3398391 and 3398400.

It is not an unprimeable number, because it can be changed into a prime (3398407) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 802 + ... + 2727.

It is an arithmetic number, because the mean of its divisors is an integer number (413010).

Almost surely, 2^3398427 is an apocalyptic number.

3398427 is a deficient number, since it is larger than the sum of its proper divisors (1557693).

3398427 is a wasteful number, since it uses less digits than its factorization.

3398427 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3642 (or 3639 counting only the distinct ones).

The product of its digits is 36288, while the sum is 36.

The square root of 3398427 is about 1843.4823026002. The cubic root of 3398427 is about 150.3462667140.

The spelling of 3398427 in words is "three million, three hundred ninety-eight thousand, four hundred twenty-seven".