3398738 has 24 divisors (see below), whose sum is σ = 6019200. Its totient is φ = 1434888.

The previous prime is 3398723. The next prime is 3398741. The reversal of 3398738 is 8378933.

It is a hoax number, since the sum of its digits (41) coincides with the sum of the digits of its distinct prime factors.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 3398695 and 3398704.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7523 + ... + 7961.

It is an arithmetic number, because the mean of its divisors is an integer number (250800).

Almost surely, 2^3398738 is an apocalyptic number.

3398738 is a deficient number, since it is larger than the sum of its proper divisors (2620462).

3398738 is a wasteful number, since it uses less digits than its factorization.

3398738 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 534 (or 527 counting only the distinct ones).

The product of its digits is 108864, while the sum is 41.

The square root of 3398738 is about 1843.5666519006. The cubic root of 3398738 is about 150.3508527831.

The spelling of 3398738 in words is "three million, three hundred ninety-eight thousand, seven hundred thirty-eight".