3398634381 has 24 divisors (see below), whose sum is σ = 4778232480. Its totient is φ = 2146196416.

The previous prime is 3398634341. The next prime is 3398634403. The reversal of 3398634381 is 1834368933.

It is not a de Polignac number, because 3398634381 - 2²³ = 3390245773 is a prime.

It is a super-2 number, since 2×3398634381² = 23101431311430506322, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 3398634381.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3398634311) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 237430 + ... + 251336.

It is an arithmetic number, because the mean of its divisors is an integer number (199093020).

Almost surely, 2^3398634381 is an apocalyptic number.

It is an amenable number.

3398634381 is a deficient number, since it is larger than the sum of its proper divisors (1379598099).

3398634381 is a wasteful number, since it uses less digits than its factorization.

3398634381 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14045 (or 13992 counting only the distinct ones).

The product of its digits is 1119744, while the sum is 48.

The square root of 3398634381 is about 58297.8076860528. The cubic root of 3398634381 is about 1503.4932482736.

The spelling of 3398634381 in words is "three billion, three hundred ninety-eight million, six hundred thirty-four thousand, three hundred eighty-one".