3351694638 has 16 divisors (see below), whose sum is σ = 6707564496. Its totient is φ = 1116535680.

The previous prime is 3351694637. The next prime is 3351694649. The reversal of 3351694638 is 8364961533.

It is a super-2 number, since 2×3351694638² = 22467713892795902088, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3351694637) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 163483 + ... + 182838.

It is an arithmetic number, because the mean of its divisors is an integer number (419222781).

Almost surely, 2^3351694638 is an apocalyptic number.

3351694638 is an abundant number, since it is smaller than the sum of its proper divisors (3355869858).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3351694638 is a wasteful number, since it uses less digits than its factorization.

3351694638 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 347939.

The product of its digits is 1399680, while the sum is 48.

The square root of 3351694638 is about 57893.8221056444. The cubic root of 3351694638 is about 1496.5393759719.

The spelling of 3351694638 in words is "three billion, three hundred fifty-one million, six hundred ninety-four thousand, six hundred thirty-eight".