350307638 has 24 divisors (see below), whose sum is σ = 551646912. Its totient is φ = 166716144.

The previous prime is 350307631. The next prime is 350307667. The reversal of 350307638 is 836703053.

It is a super-2 number, since 2×350307638² = 245430882482278088, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 350307598 and 350307607.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (350307631) 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 11 ways as a sum of consecutive naturals, for example, 162395 + ... + 164537.

It is an arithmetic number, because the mean of its divisors is an integer number (22985288).

Almost surely, 2^350307638 is an apocalyptic number.

350307638 is a deficient number, since it is larger than the sum of its proper divisors (201339274).

350307638 is a wasteful number, since it uses less digits than its factorization.

350307638 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2276 (or 2229 counting only the distinct ones).

The product of its (nonzero) digits is 45360, while the sum is 35.

The square root of 350307638 is about 18716.5070993495. The cubic root of 350307638 is about 704.9362905392.

The spelling of 350307638 in words is "three hundred fifty million, three hundred seven thousand, six hundred thirty-eight".